Website
Cool Math

Coolmath: Solving 3 X 3 Systems of Equations Exercises

For Students 9th - 10th Standards
This CoolMath resource provides practice with solving 3 x 3 systems of equations by using Cramer's Rule.
Unit Plan
Cool Math

Coolmath: Systems of Equations Solving by Graphing

For Students 9th - 10th Standards
Reference material and practice problems solving a system of equations by graphing.
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Khan Academy

Khan Academy: Solutions of Systems of Equations

For Students 9th - 10th Standards
Verify whether a given pair of values is a solution to a system of equations. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
Lesson Plan
Alabama Learning Exchange

Alex: When Will Mr. "X" Meet Miss "Y"?

For Teachers 9th - 10th Standards
During this lesson, young scholars will solve systems of equations graphically. Students will graph various equations individually using graphing paper. They will work with a partner to solve several system of equation problems and then...
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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.
Lesson Plan
Alabama Learning Exchange

Alex: Focusing on Graphs

For Teachers 9th - 10th Standards
In this lesson, students will solve systems of linear equations by graphing. Systems of linear equations are two or more linear equations together.
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Khan Academy

Khan Academy: Solutions of Systems of Inequalities

For Students 9th - 10th Standards
Check whether an ordered pair is a solution of a system of two-variable linear inequalities. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
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Khan Academy

Khan Academy: Algebra I: Systems of Equations: Age Word Problems

For Students 9th - 10th
Solve age word problems with a system of equations. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
eBook
Physics Classroom

The Physics Classroom: Momentum and Its Conservation: Algebraic Problem Solving

For Students 9th - 10th
In this physics tutorial, the law of momentum conservation will be combined with the use of a momentum table and some algebra skills to solve problems involving collisions occurring in isolated systems.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Applications of Linear Systems

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] In this lesson students apply the various solution methods to solve real-world problems involving linear systems. Students watch a video tutorial, explore guided...
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.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Linear Programming

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] Solve problems involving systems of linear inequalities. The tutorial includes examples, videos, and practice questions.
Unit Plan
Khan Academy

Khan Academy: Systems of Equations Word Problems

For Students 9th - 10th
Solve word problems by modeling them into a system of equations and solving it. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
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.
Unit Plan
Khan Academy

Khan Academy: Systems of Equations Word Problems Capstone

For Students 9th - 10th
Solve word problems that involve systems of equations, where there can either be a single solution, no solution, or infinite solutions. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a...
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Khan Academy

Khan Academy: Check Solutions to Systems of Equations

For Students 6th - 8th Standards
In this exercise, students check solutions to systems of equations. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Unknown Type
Khan Academy

Khan Academy: Systems of Inequalities Word Problems

For Students 9th - 10th Standards
Solve word problems that involve systems of linear inequalities. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
Unit Plan
PBS

Pbs: Graphing a System of Equations

For Students 6th - 8th
Solve a number riddle by finding the point of intersection for two lines. This video focuses on finding the solution for a system of equations, they are represented as an algebraic expression and a set of linear equations that are...
Activity
Texas Instruments

Texas Instruments: Systems of Linear Equations Using Substitution

For Teachers 9th - 10th Standards
Students can use the substitution method of solving systems of linear equations.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: A rei.c.6: Find a System

For Teachers 9th - 10th
The purpose of this task is to encourage learners to think critically about both the algebraic and graphical interpretation of systems of linear equations. Aligns with A-REI.C.6.
Activity
Saddleback College

Algebra2 Go: Beginning Algebra

For Students 9th - 10th Standards
The resource consists of comprehensive notes, videos, and worksheets through which students can review algebra concepts.
Unit Plan
Texas A&M University

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

For Students 9th - 10th Standards
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.
Activity
Interactive Mathematics

Interactive Mathematics: Algebraic Solutions of Systems

For Students 9th - 10th Standards
Nonlinear systems are solved using the algebraic methods of substitution and addition/subtraction. Learn how these methods work through detailed examples.
Activity
Purple Math

Purplemath: Systems of Non Linear Equations: Definitions

For Students 9th - 10th Standards
This Purplemath lesson provides formulas, equations, graphs and explanations of systems of equations.