Illustrative Mathematics
Illustrative Mathematics: A rei.c.7 & a rei.d.10: A Linear and Quadratic System
The purpose of this task is to give students the opportunity to make connections between equations and the geometry of the graphs. Aligns with A-REI.C.7and A-REI.D.10.
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).
ClassFlow
Class Flow: Applications Using Systems
[Free Registration/Login Required] This flipchart provides guided practice with word problems involving systems of equations and gives a brief review on solving systems of equations.
Sophia Learning
Sophia: Using Elementary Row Operations to Solve Systems of Equations: Lesson 4
This lesson presents how to use elementary row operations to solve for a system of linear equations. It is 4 of 4 in the series titled "Using Elementary Row Operations to Solve for Systems of Equations."
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 18 [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 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.
Math Graphs
Houghton Mifflin: Math Graphs: Elimination Method 24 [Pdf]
Students label the graphs of two linear equations and then solve the system. The graphs are 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 25 [Pdf]
Two equations are simplified by adding them or subtracting them to solve the linear equations. The practice problem is available in PDF format.
Math Graphs
Houghton Mifflin: Math Graphs: Elimination Method 26 [Pdf]
Two equations are simplified by adding them or subtracting them to solve the linear equations. The practice problem 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.
Illustrative Mathematics
Illustrative Mathematics: A ced.a.3: Dimes and Quarters
This task requires students to recognize the pairs of linear equations in two variables that would be used to solve a given system of equations. Aligns with A-CED.A.3.
National Council of Teachers of Mathematics
Nctm: Figure This: Math Challenges for Families
Students, teachers, and parents alike will enjoy this challenging math site. It contains a clever brain teaser section plus creative problems related to algebra, geometry, measurement, numbers, statistics, and probability. A Spanish...
Math Graphs
Houghton Mifflin: Math Graphs: Elimination Method 9 [Pdf]
The exercise has learners identify the graphs of two linear equations and then solve the system of equations using the elimination method. The practice problem is available in PDF format.
Math Graphs
Houghton Mifflin: Math Graphs: Elimination Method 10 [Pdf]
The exercise has learners identify the graphs of two linear equations and then solve the system of equations using the elimination method. The practice problem is available in PDF format.
Math Graphs
Houghton Mifflin: Math Graphs: Elimination Method 1 [Pdf]
Students use the elimination method to solve a system of linear equations. The resource consists of an enlarged printable version of the two graphs available in PDF format.
Math Graphs
Houghton Mifflin: Math Graphs: Elimination Method 2 [Pdf]
Students use the elimination method to solve a system of linear equations. The resource consists of an enlarged printable version of the two graphs available in PDF format.