# Description

This app is a free math calculator which is able to solve systems of linear equations.

You can solve:

-Systems of two variables and two equations

-Systems of three variables and two equations

-Systems of three variables and three equations

-Systems of four variables and two equations

-Systems of four variables and three equations

-Systems of four variables and four equations

-Systems of four variables and four equations

-Systems with n variables and m equations (more than 4)

Best mathematical tool for school and college! If you are a student, it will help you to learn linear algebra!

Note: Linear equation systems play an important role in engineering, physics, chemistry, computer science, and economics.

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# Reviews

Helpfulness

Newest

Rating

Helpfulness

All Versions

All Versions

Latest Version

3.7

2,035 total

5 938

4 409

3 209

2 108

1 371

thalles cezar

Terrible Keyboard covers all screen, if you press enter it moves to the value below, but you can't know it, because you can't see anything (keyboard wont let u). Also when you rotate screen the app restarts losing all ur data

User reviews

Review deleted

# Additional information

Updated

May 31, 2015

Size

190k

Installs

100,000 - 500,000

Current Version

3.6

Requires Android

1.6 and up

Permissions

Report

Flag as inappropriate Offered By

GK Apps

Developer

# Similar

## Equation Step-by-Step Calc

The equations calculator online (equation solver) contains the section:

This calculator return only anwser, but return ✪ detail step by step solution ✪ for

[✔] A quadratic equations

[✔] A simplest trigonometric equations

[✔] A equation with a module (for example, |x + 1| + |x^2 – 7| = 20)

The Supported:

[✔] Supported all math symbols and functions. For example: sin(x), cos(x), exp(x), tan(x), ctan(x) and other.

[✔] Suported complex variables (solve complex equations)

Solve any equation types, such as:

[✔] linear equations

[✔] square (quatratic) and cubic equations

[✔] polynomial equations

[✔] trigonometric equations

[✔] exponential equations

[✔] logarithmic equations

[✔] equations with complex numbers

[✔] and other

The Calculator contain some features:

[✔] Numeric solutions for unsolvable equations (such as cos(x) = x^3 - x + 2)

[✔] Some examples

[✔] Сorrect input expression errors (for example, you enter x^2-x+1/x - 1=0 or e^-x^2=5)

## PhotoMath

PhotoMath is the world's smartest camera calculator! Just point your camera to a Math problem, and PhotoMath will instantly display the answer.

Join millions of users worldwide and make your learning progress faster and more enjoyable.

Use it to get help when you're stuck with a problem. Hit the steps button, and see a full step-by-step solution!

Students can use it as a tool to learn Math, while parents can use it to quickly check their kid’s homework. With PhotoMath, you can have a Math teacher in your pocket! :)

PhotoMath currently supports basic arithmetics, fractions, decimal numbers, linear equations and several functions like logarithms. Support for new Math is constantly added in new releases as we aim to make the entire Math easy to learn.

Handwritten text is not supported, only printed problems from Math textbooks.

PhotoMath is not fully magical (yet) and it is possible to find a Math problem our app will not recognize. If this happens, please send us feedback. With your help, our team of wizards will add new spells to PhotoMath and make it more magical in the future versions. :)

Keywords: PhotoMath, Photo Math, PhotoMath app

## Mathematics

daboApps

1

NOTE: use the SWIPE-TO-DELETE gesture to delete functions, equations, variables

- NEW: statistics (gaussian test, t test, binominal and normal distribution, standard deviation, average, sum, median)

- formula calculation with variables, sums, products and sequences

- solve equations (linear, quadratic, cubic, transpose)

- plot functions, derivate, integrate, calculate roots and extremas (polynomial, rational, exponential, etc)

- calculate tangent, asymptote, interception

- reconstruction: calculate f(x) by given roots, points or extremas

- f(x,y) plot in 3D

- factoring (Bézout's identity, Euler's totient function, least common multiple, greatest common divisor)

- modulo calculation with big integer and fractions

- differential and integral calculus

- curve sketching, limes, minima, maxima

- linear algebra, vectors, matrices

- unit conversion

- number systems, binary/oct/decimal/hex calculator

- complex number calculation

Supported languages:

English, German, Francais, Espanol, Italian, Portuguese

Mathematics is a powerful calculation software for your android smartphone.

FEATURES

Calculate any formula you want and show them in a 2d or 3d plot. The natural display shows fractions, roots and exponents as you would expect it from mathematics.

In a few seconds you derivate or integrate your desired function, calculate the zero points of your function und show them in the function plot. See all maxima, minima or inflection points in one view.

The easy way of use allows you to solve linear equations in just a moment. Or transform your mathematical, physical or chemical equation to any unknown variable.

You often needs to calculate with binary, octal or hexadecimal number systems? No problem! You can mix them together in one calculation even by using decimal digits. But that's not enough! You can also calculate with any other number system with base 2 to 18.

From time to time you may need to convert units to another one, like Celsius to Fahrenheit, miles to kilometre, inches to foot and so on.

You will also be able to calculate with vectors, matrices and determinants.

All this features are combined in this app and will make your mathematical life a lot easier.

## System of linear equations

Have you got problems resolving a system of linear equations? Just want to compare results? Forgot your calculator at home?

Get the simpliest app to resolve it.

Language: English, Spanish and French

FEATURES:

-Solve your System of linear equations quickly.

- Friendly user interface.

- Insert every decimal and negative number you want.

- Fractional solution.

- Copy your solution to clipboard.

- 2x2, 2 equations involving 2 unknown variables and 3x3, equations involving 3 unknown variables systems are available.

- Social, send your solution to your friends, mates or relatives by e-mail, social-networks, messaging, etc

- Possibility to contact developer added. About --> Click on Email

1º Insert negative and decimal numbers (solution given as fraction) in empty spaces.

2º Press "calculate" button to calculate your solution.

3º Enjoy it and share your solution with "Copy to clipboard" or "Send results" buttons in upper bar.

## System of Linear Equations

dvd10

1

Systel (SYSTem of Linear Equations) is the best application to solve systems of linear equations with substitution, equalization and reduction methods. This resolution will show each and every one of the steps required to achieve the solution, interacting with the user.

It also provides a graph of the functions associated of the equations introduced in order better understanding by the user and a geometric interpretation. It gives opportunity to sweem horizontal and vertical and zoomable provided to suit the user.

Furthermore, there is the possibility of a self-assessment consists of 10 questions randomly collected of 30 in order of difficulty.

Finally, there is a problem resolution section, very important at current time, which is solved in one (as a example for users) and another 5 are proposed to them.

Avalaible in English and Spanish.

It also provides a graph of the functions associated of the equations introduced in order better understanding by the user and a geometric interpretation. It gives opportunity to sweem horizontal and vertical and zoomable provided to suit the user.

Furthermore, there is the possibility of a self-assessment consists of 10 questions randomly collected of 30 in order of difficulty.

Finally, there is a problem resolution section, very important at current time, which is solved in one (as a example for users) and another 5 are proposed to them.

Avalaible in English and Spanish.

Main words: systel, systems of linear equatios, systems, equatios, graphical, self-assistment, funtions, problems, solving problems,

## AutoMath Photo Calculator

S2dio

1

AutoMath answers math questions by taking a photo of your math problems which is a great way to check your work, study and learn math.

AutoMath Photo Calculator Features:

- Quick and Accurate Results

- Step by step answers

- No internet required

- Can solve simple to advanced math questions

- 250+ Mathematical Functions

- Handwritten questions are coming soon and are not currently supported

AutoMath Photo Calculator Currently supports:

Addition, Subtraction, Multiplication, Fractions, Division, Inequalities, Powers, Polynomials, Linear Equations,

Square Roots, Trigonometry, Algebra, Simplification, and Basic Algorithms

AutoMath Smart Text Calculator supports: (photo calculator not yet available for most of the below)

Any other math problems such as calculus, equation systems, complex math, graphing, table of values, and more

Send a Math Tutor any question that can't be solved by Automath and get an answer quickly anytime. Your first question is free.

Please Note:

Your very first photo will copy data files which will take longer then normal. After the initial photo it will be a lot quicker.

Example Video : https://www.youtube.com/watch?v=QYladg1nCYM

Graphing Example : https://www.youtube.com/watch?v=EpIA7JhDZ_Q

Quick Mode Example : https://www.youtube.com/watch?v=GtGmWHB3FZQ

Decide the future of AutoMath by Beta Testing: https://plus.google.com/communities/112210106892044446358

## Maths Equations

DESCRIPTION

===========

Do you want to learn to solve systems of equations?

Do you want to know the full development step by step?

"Matemáticas Ecuaciones" is a simple and intuitive application for solving systems of linear equations of two equations with two unknowns by the following methods:

- Equalization

- Substitution

- Elimination

- Determinants (Cramer's Rule)

===========

Do you want to learn to solve systems of equations?

Do you want to know the full development step by step?

"Matemáticas Ecuaciones" is a simple and intuitive application for solving systems of linear equations of two equations with two unknowns by the following methods:

- Equalization

- Substitution

- Elimination

- Determinants (Cramer's Rule)

MAIN FUNCTIONALITIES

======================

- Multi language: English and spanish.

- Intuitive introduction of the system of ecuations in a preview pane before the resolution.

- Description step by step of the entire resolution process from the beginning to obtain the solution.

- Theoretical description of each of the methods.

- Graphical representation of the solution in a cartesian axes. You can see the exact point of intersection while you can slide the panel to move anywhere on the graph.

- The application is optimized for smartphones and tablets

POSSIBLE USES

==============

- Students in any grade level.

- Teachers, to introduce it into their teaching methods.

- Anyone with an interest in the wonderful world of mathematics.

NOTICE

======

- The methods of substitution, reduction and determinant are available with additional charge.

If you have any problems, before you put a negative comment, send an email to dev.android.mm@gmail.com and we will try to resolve it as soon as possible.

## Systems of Equations

Solve n-th degree algebraic and numerical systems of equations.

All step by step, like a real teacher, showing all steps necessary to achieve the result.

Use it as a tutor to help you to learn mathematics.

Please, use solver responsibly

**The app requires an internet connection only for the time necessary to enable the full version, but it works offline**

If you are interested in helping us to translate this app to your native language, please let me know. Thanks.

Warning

*The only difference between the free and the full versions is the reduced length of the equations*

*you can use the InApp purchase and unlock the full version*

*for any app problem, please write us, and we will do our very best to help you*

## Graphing Calculator by Mathlab

If you're looking for a graphing calculator app that works smoothly and seamlessly, you've found it! Graphing Calculator by Mathlab is a scientific graphing calculator integrated with algebra and is an indispensable mathematical tool for students in elementary school to those in college or graduate school, or just anyone who needs more than what a basic calculator offers. It is designed to replace bulky and costly handheld graphing calculators and works on virtually any Android phone or tablet.

Furthermore, Graphing Calculator by Mathlab displays calculations as it performs them on the high-quality display of the Android device, making it easier for the user to understand the calculations and see them clearly. This app has two great strengths. First, it acts as a fine scientific calculator, but, more than that, it displays the intermediate steps of the calculations as you type. It allows the students to both watch and learn how the calculations are made and how to find the final answer. Second, the graphing ability is absolutely stunning! Not only does the calculator beautifully display the graphs, but it automatically generates the x- and y- values and displays them as well.

Free version requires internet connection and contains ads! Upgrade to PRO!

Help site with instructions and examples: http://help.mathlab.us

If you have a question, send email to calc@mathlab.us

SCIENTIFIC CALCULATOR

* Arithmetic expressions +,-,*,/,÷

* Square root, cube and higher roots (hold ‘√’ key)

* Exponent, logarithms (ln, log)

* Trigonometric functions sin π/2, cos 30°, ...

* Hyperbolic functions sinh, cosh, tanh, ... (hold "e" key to switch)

* Inverse functions (hold direct function key)

* Complex numbers, all functions support complex arguments

* Derivatives sin x' = cos x, ... (hold x^n key)

* Scientific notation (enable in menu)

* Percent mode

* Save/load history

GRAPHING CALCULATOR

* Multiple functions graphing

* Implicit functions up to 2nd degree (ellipse 2x^2+3y^2=1, etc.)

* Polar graphs (r=cos2θ)

* Parametric functions, enter each on new line (x=cos t, y=sin t)

* Function roots and critical points on a graph. Select the checkbox on the left from the function to show their coordinates on the graph, click the graph-button on the upper menu to display their coordinates as a list.

* Graph intersections (x^2=x+1)

* Tracing function values and slopes

* Scrollable and resizable graphs

* Pinch to zoom

* Fullscreen graphs in landscape orientation

* Function tables

* Save graphs as images

* Save tables as csv

FRACTION CALCULATOR

* Simple and complex fractions 1/2 + 1/3 = 5/6

* Mixed numbers, use space to enter values 3 1/2

ALGEBRA CALCULATOR

* Linear equations x+1=2 -> x=1

* Quadratic equations x^2-1=0 -> x=-1,1

* Approximate roots of higher polynomials

* Systems of linear equations, write one equation per line, x1+x2=1, x1-x2=2

* Polynomial long division

* Polynomial expansion, factoring

MATRIX CALCULATOR

* Matrix and vector operations

* Dot product (hold *), cross product

* Determinant, inverse, norm, transpose, trace

LIBRARY

* User defined constants and functions (PRO)

* Save/load expressions

## Ecuaciones de 2º Grado

Es una aplicación simple que permite calcular las soluciones de una ecuación de 2º grado tanto si son reales como complejas.

Puedes trabajar la función cuadrática en su forma canónica y en su forma general.

La aplicación hace la representación gráfica de la función y puedes ver otros datos de tu parábola mediante el botón Descripción.

Puedes trabajar la función cuadrática en su forma canónica y en su forma general.

La aplicación hace la representación gráfica de la función y puedes ver otros datos de tu parábola mediante el botón Descripción.

## yHomework - Math Solver

Having trouble with algebra?

Equations, inequalities and graphs leave you frustrated?

Tried to solve the problem but you're not sure you got it right?

Meet yHomework - the math solver that actually works 100% of the time!

No gimmicks, no fuss, no excuses - we simply give you the an instant full step-by-step solution and explanation.

yHomework is an easy to use Math solver, just enter your question or equation, and the app will immediately give you the answer together with the full step-by-step solution!

Say you have: 3x+5=8

Not sure what to do next? Just type it into the app and get the step-by-step solution with just one click!

It's just that simple! 1.. 2.. 3.. and you're a math whiz!

OVER A MILLION USERS CAN'T BE WRONG! DOWNLOAD yHomework TODAY!

Current material covers:

Simplification, single unknown equation, 2 equation sets, quadratic equations, Inequalities and function graphs.

Questions? Comments? Contact us at: support@yhomework.com

## Solving first degree equations

xSolver is an easy to use calculator for solving linear equations (first degree equations) in one variable.

This easy to use calculator will help you solve a wide range of linear equations with one unknown, including linear equations involving parentheses, fractions, and decimals.

The virtual keyboard allows you to easily input a linear equation just as it is written on paper.

For solving linear equations in the form ax + b = с and ax + b = cx + d you can use special templates.

The equation solver DOES NOT SOLVE fractional equations with a variable in the denominator.

Requirements: Adobe AIR.

This easy to use calculator will help you solve a wide range of linear equations with one unknown, including linear equations involving parentheses, fractions, and decimals.

The virtual keyboard allows you to easily input a linear equation just as it is written on paper.

For solving linear equations in the form ax + b = с and ax + b = cx + d you can use special templates.

The equation solver DOES NOT SOLVE fractional equations with a variable in the denominator.

Requirements: Adobe AIR.

## Quadratic Equation Solver

GK Apps

1

This is a free mathematical calculator which is able to solve quadratic equations. The app is able to find both real and complex roots. Just enter the coefficients / parameters of the equation.

The best math tool for school and college! If you are a student, it will helps you to learn algebra.

Note: Quadratic equations help you to find the vertex and extremal values (minimum and maximum) of a parabola. Quadratic functions are frequently used in physics, engineering, economics, biology and many other areas.

## Mathway

Mathway

1

Bring the solving power of Mathway to your Android device, no network access required! Get free instant answers to your math problems, or subscribe to include step-by-step work and explanations. With hundreds of millions of problems already solved, Mathway is the #1 problem solving resource available for students, parents, and teachers.

Mathway solves problems in Basic Math, Pre-Algebra, Algebra, Trigonometry, Precalculus, Calculus, Statistics, Finite Math, Linear Algebra, and Chemistry.

Receiving answers on Mathway is completely free, but step-by-step solutions require payment.

Please take a moment to rate and review, we greatly appreciate your support!

Already a fan of Mathway? Like us on Facebook or follow us on Twitter/Google+ for all the latest updates:

▶ https://www.facebook.com/Mathway

▶ https://www.twitter.com/Mathway

▶ https://plus.google.com/+Mathway

## Linear Algebra FREE

The most powerful mathematical app!

Free “Step by step” for all functions.

OFFLINE: app does not require access to the internet.

Free “Step by step” for all functions.

OFFLINE: app does not require access to the internet.

ALL AVAILABLE FUNCTIONS:

---Matrix algebra---

[+] matrix addition

[+] inverse

[+] matrix multiplication

[+] multiplication by number

[+] matrix transposition

[+] find determinant (Gauss)

[+] definition of the rank

[+] find determinant (Minors)

[+] System Of Linear Equation (A)x=(B) (Gauss)

[+] System Of Linear Equation (A)x=(B) (Kramer)

[+] matrix equation (A)(X)=(B)

[+] matrix equation (X)(A)=(B)

[+] LU decomposition

[+] inverse matrix (Minors)

[+] matrix power

[+] eigenvalues

---Vector algebra---

[+] dot product

[+] length of vector

[+] cross product

[+] angle between vectors

[+] build vector by points

FEATURES:

[-] theory

[-] new functions (vector algebra)

[-] export to Maple, MathLab, Wolfram

[-] clipboard for cells

Download assistant for solving problems in areas such as: linear algebra, analysis, economics, differential equations and computer graphics.

# More from developer

## Spanish English Translator

GK Apps

1

This free app is able to translate words and texts from english to spanish, and from spanish to english.

- very useful app for easy and fast translations, which can be used like a dictionary

- click on the speaker, and a voice will read the text

- voice input available

- if you are a student, tourist or traveler, it will helps you to learn the language!

- Spanish is spoken in countries like United States, Mexico, Colombia, Argentina, Chile, Spain, Equador and others.

## Mexican Radio Online

GK Apps

1

Listen to Mexico Radio completely free! Many radio stations with different music genres like latin, pop, rock, electro, dance, electro, hip hop, disco, RnB and classic. Examples of stations are:

- Radio Quelite

- Oldies Mexico

- Radio Mexicana

- CANDELA 92.3 FM

- ADICTA FM

- Tu Musica FM

- ¡Que Viva México!

- LA GRUPERA

and others. If you like mexican and international music, this is the best app for you!

## Italian English Translator

GK Apps

1

This free application is able to translate words and texts from english to italian, and from italian to english. Best application for easy and fast translations, which can be used like a dictionary.

If you are a student, tourist or traveler, it will helps you to learn the language!

If you are a student, tourist or traveler, it will helps you to learn the language!

Italian is the national language of Italy and also spoken in countries like San Marino, Malta, Switzerland, Vatican City.

## Portuguese English Translator

GK Apps

1

This free app is able to translate words and texts from english to portuguese, and from portuguese to english.

Very useful app for easy and fast translations, which can be used like a dictionary.

If you are a student, tourist or traveler, it will helps you to learn the language!

Portuguese is spoken in countries like Brazil, Portugal, Mozambique, Angola, Macau and others.

## Filipino English Translator

GK Apps

1

This free app is able to translate words and texts from english to filipino, and from filipino to english. Very useful app for easy and fast translations, which also works like a dictionary!

If you are a student or someone else who wants to learn filipino, this is the best app for you.

Filipino is the national language of the Philippines, based primarily on Tagalog. It is centred around Manila.

Disclaimer: This service may contain translations powered by Google. Google disclaims all warranties related to the translations, express or implied, including any warranties of accuracy, reliability, and any implied warranties of merchantability, fitness for a particular purpose and noninfringement.

Google Translate link: http://translate.google.com

## French English Translator

GK Apps

1

This free application is able to translate words and texts from english to french, and from french to english. Best application for easy and fast translations, which can be used like a dictionary.

If you are a student, tourist or traveler, it will helps you to learn the language!

If you are a student, tourist or traveler, it will helps you to learn the language!

French is the national language of France and also spoken in countries like Congo, Canada, Madagascar.

## Korean English Translator

GK Apps

1

This app is able to translate words and texts from english to korean, and from korean to english. Very useful app for easy and fast translations, which also works like a dictionary!

If you are a student, tourist or traveler, it will helps you to learn the language!

Korean is the national and official language of Korea.

## Fraction to Decimal

GK Apps

1

This free math calculator is able to convert fractions into decimal numbers. You can convert common fractions (like 1/2) and mixed fractions (like 2 4/5).

The best mathematical tool for school and college! If you are a student, it will help you to learn arithmetic and division!

Note: A common fraction consists of an integer numerator, displayed above a line (or before a slash in this app), and a non-zero integer denominator, displayed below (or after the slash) that line. Numerators and denominators are also used in fractions that are not common, including compound fractions, complex fractions, and mixed numerals.

## Tagalog English Translator

GK Apps

1

This free app is able to translate words and texts from english to tagalog, and from tagalog to english.

Very useful app for easy and fast translations, which also works like a dictionary!

Very useful app for easy and fast translations, which also works like a dictionary!

If you are a student or someone else who wants to learn tagalog, this is the best app for you.

Tagalog is a language of the Philippines. It is centred around Manila.

Disclaimer: This service may contain translations powered by Google. Google disclaims all warranties related to the translations, express or implied, including any warranties of accuracy, reliability, and any implied warranties of merchantability, fitness for a particular purpose and noninfringement.

Google Translate link: http://translate.google.com

## Vietnamese English Translator

GK Apps

1

This app is able to translate words and texts from english to vietnamese, and from vietnamese to english. Very useful app for easy and fast translations, which also works like a dictionary!

If you are a student or someone else who wants to learn vietnamese, this is the best app for you.

Vietnamese is the official language of Vietnam

## Hebrew English Translator

GK Apps

1

This free app is able to translate words and texts from english to hebrew, and from hebrew to english. Best app for easy and fast translations, which can be used like a dictionary.

If you are a student, tourist or traveler, it will helps you to learn the language!

If you are a student, tourist or traveler, it will helps you to learn the language!

Hebrew is the language of jewish people and the official language of Israel.

## Fractions Math

GK Apps

1

This free math app is a fractions calculator with various functions:

- add, subtract, multiply and divide fractions.

- convert fractions in decimals,

- simplify fractions

- compare fractions

- find the lowest common denominator

- fraction trainer, to learn fraction calculations

Best mathematical tool for school and college! If you are a student, it will helps you to learn arithmetics and calculations with fraction numbers.

Note: A common fraction consists of an integer numerator, displayed above a line (or before a slash in this app), and a non-zero integer denominator, displayed below (or after the slash) that line. Numerators and denominators are also used in fractions that are not common, including compound fractions, complex fractions, and mixed numerals.

## Korean Radio Online

GK Apps

1

Listen to Korea Radio completely free! Many radio stations with different music genres like kpop, asian, pop and anime.

Examples of stations are:

Examples of stations are:

- Kpop Music Station

- Seoul FM

- Radio KISS

- Republic of Korea Top Radio

- Sweet KPOP

- Jinli Radio

and others.

If you like korean and international music, this is the best app for you!