CK-12 Foundation
Ck 12: Algebra: Linear Systems With Multiplication
[Free Registration/Login may be required to access all resource tools.] Solve linear systems using multiplication.
Paul Dawkins
Paul's Online Notes: Augmented Matrices
Here are good examples of the Gauss-Jordan elimination method to solve systems of equations.
Other
Algebra.com: Linear Equation and System Solvers: Solve Linear Systems
This interactive linear system solver allows you to enter two linear equations in general form and then plot the lines and find the answer using either substitution or elimination. The answer is presented with both methods accompanied by...
Varsity Tutors
Varsity Tutors: Hotmath: Algebra Review: Solving Linear Equations
Find a quick, concise explanation of how to solve one-step and two-step linear equations. Examples are given and clearly explained.
Wyzant
Wyzant: Solving Systems of Equations by Matrix Method
Reference material with examples of how to solve system of equations by the matrix method.
Purple Math
Purplemath: Systems of Non Linear Equations: Definitions
This Purplemath lesson provides formulas, equations, graphs and explanations of systems of equations.
Purple Math
Purplemath: Systems of Linear Equations: Definitions
Covers the basic definitions involved in systems of linear equations.
Concord Consortium
Concord Consortium: Solving Systems of Equations
Two linear equations, with two variables, are presented and students use graphs to solve the system of equations.
Khan Academy
Khan Academy: Represent Linear Systems With Matrix Equations
Represent systems of two linear equations with matrix equations by determining A and b in the matrix equation A*x=b. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
Khan Academy
Khan Academy: Represent Linear Systems With Matrices
Determine the matrix that represents a given system of linear equations. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
Math Planet
Math Planet: Algebra 2: Solving Systems of Equations in Two Variables
Provides examples and a video lesson that illustrate how to solve systems of equations in two variables. [1:43]
CK-12 Foundation
Ck 12: Algebra: Writing and Solving a Matrix Equation
[Free Registration/Login may be required to access all resource tools.] This lesson covers using a matrix equation to solve a system of linear equations.
Alabama Learning Exchange
Alex: Focusing on Graphs
In this lesson, students will solve systems of linear equations by graphing. Systems of linear equations are two or more linear equations together.
Cool Math
Coolmath: Linear Equations
This CoolMath resource will help students learn how to solve linear equations.
Cool Math
Coolmath: Systems of Equations Freaky Things That Can Happen With 2x2's
Reference material and practice problems solving systems of equations using elimination or substitution.
Cool Math
Coolmath: Systems of Equations Introduction to 3x3's
Reference material and practice problems solving systems of 3 equations.
Cool Math
Coolmath: Solving Systems Using Matrices
This CoolMath resource will help students learn how to solve systems using matrices.
Cuemath
Cuemath: Linear Equations
A comprehensive guide for learning all about linear equations with definitions, how to solve them, solved examples, and practice questions.
Cuemath
Cuemath: How to Solve Matrices
In this mini-lesson, we will explore the world of matrices by finding the answers to questions like how to solve systems of equations with matrices, how to solve matrices, and matrix operations with examples and formulas while...
Free Math Help
Free Math Help: Systems of Linear Equations
The Algebra II session explores systems of linear equations. Students learn how to solve the problems algebraically and graphically.
Math Notes and Math Tests
Pre Calculus Notes: Matrices and Systems of Equations [Pdf]
Students learn about matrices and systems of equations. Topics explored are elementary row operations, Gaussian elimination, row-echelon form, and systems with infinitely many solutions. Class notes and examples are included.
Wolfram Research
Wolfram Math World: Gaussian Elimination
This site provides an example of Guassian Elimination and concludes with a specific example.
Math Medics
S.o.s. Math: Gaussian Elimination
In this lesson, the Gaussian Elimination method is used to solve systems of linear equations. Provides several formulas and examples for understanding.
Sophia Learning
Sophia: Using Elementary Row Operations to Solve for Systems of Equations
This lesson presents how to use elementary row operations to solve for a system of linear equations.