Lesson Plan
Alabama Learning Exchange

Alex: Battleships

For Teachers 9th - 10th
This lesson is designed to review and reinforce three methods (graphing, substitution and elimination) of solving systems of linear equations. The students will work together and independently to find the solutions to systems of...
Activity
Interactive Mathematics

Interactive Mathematics: Graphical Solutions of a System

For Students 9th - 10th Standards
An example of how to find the solution of a linear system is presented using the graphing method. This is a nice tutorial for students to use as a reference while practicing with linear systems.
Whiteboard
ClassFlow

Class Flow: Applications Using Systems

For Teachers 9th - 10th Standards
[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.
Activity
Other

Algebra.com: Linear Equation and System Solvers: Solve Linear Systems

For Students 9th - 10th Standards
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...
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Systems Using Substitution

For Students 10th - 12th
[Free Registration/Login may be required to access all resource tools.] This lesson covers solving a system of linear equations using substitution.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Graphs of Linear Systems

For Students 10th - 12th
[Free Registration/Login may be required to access all resource tools.] Students learn to solve a linear system by graphing. Students examine guided notes, review guided practice, watch instructional videos and attempt practice problems.
Unit Plan
Other

Math Portal: Row Reduction Method

For Students 10th - 12th
A step by step of how to solve systems of linear equations using the row reduction method.
Unknown Type
McGraw Hill

Glencoe Mathematics: Quiz on Solving Systems of Linear Equations

For Students 9th - 10th Standards
Learners show comprehension of advanced mathematical concepts in Algebra II. The questions check understanding on solving systems of linear equations. Topics include solving systems using graphing, substitution, and elimination methods.
Handout
Other

Algebra.com: Solution: Given a System of Two Equations in Two Variables

For Students 9th - 10th Standards
This activity shows an example of how to solve a system of equations using elimination. Each step is explained in detail. Additional links are provided for more information on properties of equality, solving equations, and solving a...
Unit Plan
Texas A&M University

Wtamu Virtual Math Lab: College Algebra: Systems of Linear Equations

For Students 9th - 10th
This tutorial will show you a four-step process for solving problems involving systems of linear equations. View several examples of Polya's process of problem solving and hone your own skills with practice exercises.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: A rei.c and a rei.a.1: Products and Reciprocals

For Teachers 9th - 10th
The purpose of this task is to test student skills at converting verbal statements into two algebraic equations and then solving those equations. Aligns with A-REI.A.1 and A-REI.C.
Activity
Texas Instruments

Texas Instruments: Solving a System of Two Equations Graphically

For Teachers 9th - 10th Standards
This video tutorial shows you how to find the solution of two equations by using the Intersect command on the graph screen.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Linear Systems With Addition or Subtraction

For Students 8th - 9th
[Free Registration/Login may be required to access all resource tools.] Solve systems of equations by addition or subtraction.
Unit Plan
Shmoop University

Shmoop: Basic Algebra: Solving Multiple Equations by Graphing

For Students 9th - 10th Standards
The tutorial discusses how to solve multiple equations by graphing. Learners explore the concept through notes and examples. Practice problems are included to check for comprehension of the algebra topic.
Unknown Type
Khan Academy

Khan Academy: Solve Systems of Linear Equations With Elimination (Basic)

For Students 6th - 8th Standards
In this exercise, students practice solving systems of linear equations with elimination. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Whiteboard
ClassFlow

Class Flow: Cramer's Rule

For Teachers 9th - 10th
[Free Registration/Login Required] This flipchart shows how to solve a system of equations using Cramer's Rule.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Linear Systems With Multiplication

For Students 8th - 9th Standards
[Free Registration/Login may be required to access all resource tools.] Solve linear systems using multiplication.
Unknown Type
Khan Academy

Khan Academy: Systems of Linear Equations Word Problems

For Students 6th - 8th Standards
In this exercise, students practice solving systems of linear equations in word problems. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Linear Systems With Addition or Subtraction

For Students 8th - 9th
[Free Registration/Login may be required to access all resource tools.] Solve systems of equations by addition or subtraction.
Activity
National Council of Teachers of Mathematics

The Math Forum: Math Library Maple

For Students 9th - 10th
This site from The Math Forum provides links to sites that relate to solving linear equations by using Maple and other techniques. This site contains on line text books for higer math courses.
Unknown Type
McGraw Hill

Glencoe Mathematics: Online Study Tools: Self Check Quiz on Linear Equations

For Students 9th - 10th Standards
Students show comprehension of advanced mathematical concepts in Algebra I. The questions check understanding on solving systems of linear equations. Techniques included are substitution, elimination, and graphing.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Systems Using Substitution

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] Isolate and substitute for one variable to solve systems of equations in two variables.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Cramer's Rule

For Students 10th - 12th
[Free Registration/Login may be required to access all resource tools.] This lesson covers solving systems of equations using Cramer's Rule.
Whiteboard
ClassFlow

Class Flow: Solving Systems by Graphing

For Teachers 9th - 10th Standards
[Free Registration/Login Required] Students will learn how to estimate what the solution to a system of linear equation is by graphing.