Unit Plan
Khan Academy

Khan Academy: Linear Systems of Equations Capstone

For Students 7th - 8th Standards
Solve systems of equations with any number of solutions using any solution method. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Whiteboard
ClassFlow

Class Flow: Solving Linear Systems

For Teachers 9th - 10th
[Free Registration/Login Required] This flipchart provides a two-day instructional plan for in-depth analysis to solving linear systems.
Unit Plan
Oswego City School District

Regents Exam Prep Center: Linear Quadratic Systems

For Students 9th - 10th
A lesson, practice exercise, and resource for use when planning classroom instruction on linear quadratic systems. Find definitions, example equations and graphs, a four-question quiz with solutions, and an activity through which...
Unit Plan
Texas Education Agency

Texas Gateway: Formulating Systems of Inequalities

For Students 9th - 10th
Given a contextual situation, the student will formulate a system of two linear inequalities with two unknowns to model the situation.
Handout
Khan Academy

Khan Academy: Elimination Method Review (Systems of Linear Equations)

For Students 7th - 8th Standards
Explains how to use elimination to simplify and solve systems of linear equations. Includes practice problems and explanations of their solutions.
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.
Article
Khan Academy

Khan Academy: Substitution Method Review (Systems of Linear Equations)

For Students 7th - 9th
This article will take you through a step-by-step approach for solving a systems of linear equations. Article also includes practice questions.
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.
Handout
Oswego City School District

Regents Exam Prep Center: Solving Systems Using Addition or Subtraction

For Students 9th - 10th Standards
Three examples are used to demonstrate solving a system of linear equations algebraically using addition and subtraction. The examples cover different situations that occur with the coefficients of the variable terms. Includes several...
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
Concord Consortium

Concord Consortium: Solving Systems of Equations

For Students 9th - 10th Standards
Two linear equations, with two variables, are presented and students use graphs to solve the system of equations.
Activity
Math Medics

S.o.s. Math: Systems of Equations in 2 Variables

For Students 9th - 10th Standards
Discusses how to solve systems of equations in two variables by reviewing ans showing examples of the four methods of solving linear equations: substitution, elimination, matrices, and graphing.
Activity
Texas Instruments

Texas Instruments: Solving Systems of Linear Equations by Elimination

For Teachers 9th - 10th
Students will solve systems of linear equations by elimination.
Unit Plan
Stefan Warner and Steven R. Costenoble

Finite Mathematics & Applied Calculus: Systems of Two Linear Equations in Two Unknowns

For Students 9th - 10th Standards
The tutorial examines systems of two linear equations in two unknowns. Students learn about the concepts through class notes, examples, and practice problems. Topics include elimination method, infinitely many solutions, and no...
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.
Unit Plan
Stefan Warner and Steven R. Costenoble

Finite Mathematics & Applied Calculus: Applications of Systems of Linear Equations

For Students 9th - 10th Standards
Students learn a general strategy for solving all applications of linear equations. The tutorial consists of class notes, examples, and practice problems. Review exercises and a chapter quiz are included.
Activity
Texas Instruments

Texas Instruments: Matrices and Linear Equations

For Teachers 9th - 10th Standards
This Computer Algebra System (CAS) activity encourages students to investigate addition, subtraction, and multiplication of matrices. They find the inverse of a matrix. Students also solve a set of linear equations by using matrices.
Unit Plan
Texas Education Agency

Texas Gateway: Solving Systems of Equations With Three Variables

For Students 9th - 10th Standards
Given a system of three linear equations, the student will solve the system with a unique solution.
Activity
Varsity Tutors

Varsity Tutors: Hotmath: Practice Problems: Systems of Inequalities

For Students 9th - 10th Standards
Hotmath provides 21 practice problems dealing with systems of equations and inequalities. Each of the practice problems include a step-by-step guide for solving their algebraic problem.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Systems Using Substitution

For Students 8th
[Free Registration/Login may be required to access all resource tools.] Solve linear systems by using substitution.
Unit Plan
Khan Academy

Khan Academy: Number of Solutions to Equations Challenge

For Students 7th - 8th Standards
Given a linear equation with missing values, determine appropriate values in order to have one, zero, or infinite solutions. For example, complete the equation -11x + 4 = __x + __ so that it has no solutions. Students receive immediate...
Interactive
Concord Consortium

Seeing Math: System Solver

For Students 9th - 10th
Deepen your understanding of systems of linear equations with the System Solver. This interactive offers unique opportunity to perform operations on a system and immediately observe the graphic, tabular, and symbolic results of the...
Unit Plan
Texas Education Agency

Texas Gateway: Solving Systems of Equations Using Matrices

For Students 9th - 10th Standards
Given a system of up to three linear equations, the student will solve the system using matrices with technology.
Activity
Varsity Tutors

Varsity Tutors: Hotmath: Practice Problems: Graphing Systems of Inequalities

For Students 9th - 10th Standards
Nineteen problems present a variety of practice solving linear systems by graphing systems of inequalities. 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...

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