Math Planet
Math Planet: The Elimination Method for Solving Linear Systems
Provides examples and a video lesson that illustrates how to use the elimination method to solve linear equations.
Khan Academy
Khan Academy: Systems of Equations With Elimination
Solve systems of equation with one-step elimination (e.g., x-values or y-values cancel each other out).
Khan Academy
Khan Academy: Systems of Equations With Elimination Challenge
Solve systems of equation with multi-step elimination (e.g., a manipulation is needed in order for x-values or y-values to cancel each other out).
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...
Texas A&M University
Wtamu Virtual Math Lab: College Algebra: Systems of Nonlinear Equations
Learn how to solve a system of nonlinear equations using the substitution and the elimination methods. This tutorial offers definitions, problems and step-by-step solutions, and practice exercises for you to complete and check.
CK-12 Foundation
Ck 12: Algebra: Comparing Methods for Solving Linear Systems
[Free Registration/Login may be required to access all resource tools.] Decide which method is the best one to use to solve a system of linear equations.
Purple Math
Purplemath: Systems of Non Linear Equations: Definitions
This Purplemath lesson provides formulas, equations, graphs and explanations of systems of equations.
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.
CK-12 Foundation
Ck 12: Algebra: Linear Systems: Solve by Elimination Study Guide
This comprehensive study guide highlights the main terms and formulas needed to review linear systems, specifically solving by elimination. Examples are included.
CK-12 Foundation
Ck 12: Algebra: Linear Systems With Addition or Subtraction
[Free Registration/Login may be required to access all resource tools.] This lesson covers solving a system by adding the two equations together to eliminate a variable.
Paul Dawkins
Paul's Online Notes: Augmented Matrices
Here are good examples of the Gauss-Jordan elimination method to solve systems of equations.
Other
Nearpod: Pairs of Linear Equations
In this instructional activity, 8th graders will learn how to solve systems of equations by graphing, substitution, and elimination.
Math Graphs
Houghton Mifflin: Math Graphs: Elimination Method 11 [Pdf]
The practice problem examines the elimination method for solving a system of linear equations. The graphs of the equations are available in PDF format.
Math Graphs
Houghton Mifflin: Math Graphs: Elimination Method 12 [Pdf]
The practice problem examines the elimination method for solving a system of linear equations. The graphs of the equations are available in PDF format.
Math Graphs
Houghton Mifflin: Math Graphs: Elimination Method 17 [Pdf]
Students solve a system of linear equations using the elimination method. The practice exercise is available in PDF format.
Math Graphs
Houghton Mifflin: Math Graphs: Elimination Method 18 [Pdf]
Learners solve a system of linear equations using the elimination method. The practice exercise is available in PDF format.
Math Graphs
Houghton Mifflin: Math Graphs: Elimination Method 27 [Pdf]
Students use the elimination method to solve simultaneous equations. The exercise is available in PDF format.
Math Graphs
Houghton Mifflin: Math Graphs: Elimination Method 28 [Pdf]
Students use the elimination method to solve simultaneous equations. The exercise is available in PDF format.
Math Graphs
Houghton Mifflin: Math Graphs: Elimination Method 29 [Pdf]
The exercise investigates the elimination method for solving a system of linear equations. The two graphs are available in PDF format.
Math Graphs
Houghton Mifflin: Math Graphs: Elimination Method 30 [Pdf]
The exercise investigates the elimination method for solving a system of linear equations. The two graphs are available in PDF format.
Math Graphs
Houghton Mifflin: Math Graphs: Elimination Method 16 [Pdf]
Learners identify the graphs of a system of linear equations and then solve the system. The practice exercise is available in PDF format.
Math Graphs
Houghton Mifflin: Math Graphs: Elimination Method 21 [Pdf]
The practice problem uses the addition method to solve a system of linear equations. The handout is available in PDF format.
Math Graphs
Houghton Mifflin: Math Graphs: Elimination Method 22 [Pdf]
The practice problem uses the addition method to solve a system of linear equations. The handout is available in PDF format.
Math Graphs
Houghton Mifflin: Math Graphs: Elimination Method 23 [Pdf]
Students label the graphs of two linear equations and then solve the system. The graphs are available in PDF format.