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
Varsity Tutors

Varsity Tutors: Hotmath: Practice Problems: Solving Linear Systems by Graphing

For Students 9th - 10th Standards
Twenty problems present a variety of practice solving linear systems by graphing. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click the "View Solution" button...
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Solving Linear Systems Using Matrices and Technology

For Students 10th - 12th Standards
[Free Registration/Login may be required to access all resource tools.] This lesson covers using a graphing calculator and matrices to solve a system of equations.
PPT
Sophia Learning

Sophia: Using Elementary Row Operations to Solve for Systems of Equations

For Students 9th - 10th Standards
This lesson presents how to use elementary row operations to solve for a system of linear equations.
Activity
Purple Math

Purplemath: Systems of Linear Inequalities

For Students 9th - 10th Standards
This Purplemath lesson describes how to solve a system of linear inequalities by graphing.
Unit Plan
Texas A&M University

Wtamu Virtual Math Lab: Intermediate Algebra

For Students 9th - 10th
This site is a tutorial for students in algebra 2 or for those who need a refresher. The site has explanations, definitions, examples, practice problems and practice tests are found covering topics such as linear equations, graphing,...
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Solving Systems by Multiplying Both Equations

For Students 10th - 12th Standards
[Free Registration/Login may be required to access all resource tools.] This lesson covers solving systems by multiplying both equations by a constant to eliminate a variable.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Writing and Solving a Matrix Equation

For Students 10th - 12th Standards
[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.
Activity
Purple Math

Purplemath: Cramer's Rule

For Students 9th - 10th Standards
Cramer's Rule for solving a system of equations is presented here using an example of a system in three variables with three equations. The "everything," approach of solving for all three variables is shown as well as the "selective,"...
Activity
Free Math Help

Free Math Help: Systems of Linear Equations

For Students 9th - 10th Standards
The Algebra II session explores systems of linear equations. Students learn how to solve the problems algebraically and graphically.
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
Varsity Tutors

Varsity Tutors: Hotmath: Practice Problems: Problem Solving Using Linear Systems

For Students 9th - 10th Standards
Ten problems present practice using problem-solving with linear systems in real-world situations. They are given with each step to the solution cleverly revealed one at a time. You can work each step of the problem then click the "View...
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: 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.
Activity
Texas Instruments

Texas Instruments: Getting Started With the Ti Navigator: Quadratic Equations

For Teachers 9th - 10th
This lesson introduces students to Activity Center and is intended to help students write systems of equations in standard form in slope intercept form to solve the system using tables and graphs.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Linear Systems With Addition or Subtraction

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] Use the elimination method to solve systems of linear equations.