Unit Plan
Khan Academy

Khan Academy: Number of Solutions to a System of Equations Algebraically

For Students 7th - 8th Standards
Determine the number of solutions of a given system of equations by considering its algebraic solution process. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unknown Type
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.
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
Khan Academy

Khan Academy: Number of Solutions to a System of Equations Graphically

For Students 7th - 8th Standards
Determine the number of solutions of a given system of equations by considering its graph. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Activity
Paul Dawkins

Paul's Online Notes: Algebra: Systems of Equations

For Students 9th - 10th Standards
Learners examine how to solve systems of equations. Topics investigated are linear systems with two variables, linear systems with three variables, augmented matrices, and nonlinear systems. Class notes, definitions, and examples with...
Activity
J Coffman

Joseph Coffman's Lecture Notes: Solving Systems of Equations Algebraically

For Students 9th - 10th Standards
The lesson explores solving systems of equations algebraically. Topics discussed are the elimination method, substitution method, addition property, and special cases. Examples with detailed solutions and an assessment are included.
Activity
Texas Instruments

Texas Instruments: Systems of Equations in Algebra I

For Teachers 9th - 10th Standards
This activity will help students find solutions to systems of equations that they will see in Algebra I.
Unit Plan
Mangahigh

Mangahigh: Algebra: Solve Systems of Equations Substitution Method

For Students 9th - 10th Standards
Students watch an online tutorial on the concept of solving systems of equations using the substitution method. After watching, students test their knowledge by attempting ten practice problems that increase or decrease in difficulty...
Unit Plan
Mangahigh

Mangahigh: Algebra: Solve Systems of Equations Elimination Method

For Students 9th - 10th Standards
Students learn about the concept of systems of equations by exploring a tutorial. They can then test their knowledge by taking a ten question assessment that increases in difficulty as they correctly answer questions.
Unit Plan
Mangahigh

Mangahigh: Algebra: Solve Systems of Equations Straight Line Graphs

For Students 9th - 10th Standards
Students learn about the concept of systems of equations by exploring a tutorial. They can then test their knowledge by taking a ten question assessment that increases in difficulty as they correctly answer questions.
Unit Plan
Texas Education Agency

Texas Gateway: Solving Systems of Equations Using Elimination

For Students 9th - 10th Standards
Given a system of two equations where at least one of the equations is linear, the student will solve the system using the algebraic method of elimination.
Unit Plan
Texas Education Agency

Texas Gateway: Solving Systems of Equations Using Substitution

For Students 9th - 10th Standards
Given a system of two equations where at least one of the equations is linear, the student will solve the system using the algebraic method of substitution.
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.
Activity
Math Medics

S.o.s. Math: Algebra

For Students 9th - 10th Standards
This lesson provides basic instruction on the major concepts in algebra. Content includes a focus on fractions, units of conversion, complex numbers, quadratic equations, factorization and roots of polynomials, solving equations, systems...
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.
Unit Plan
Khan Academy

Khan Academy: Systems of Equations With Substitution

For Students 7th - 8th Standards
Solve systems of equations where one of the equations is solved for one of the variables. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Activity
Texas Instruments

Texas Instruments: Solving Systems With Quadratic Equations: Systems of Conics

For Teachers 9th - 10th Standards
In this activity, students will plot the graphs of systems of equations and determine the number of real solutions of the system. Then find the solution of the system algebraically.
Unknown Type
Khan Academy

Khan Academy: Practice: Solve Systems of Equations With Substitution

For Students 8th Standards
In this practice quiz, students are given a system of two equations and asked to substitute the information from one equation into the other in order to determine x and y. Includes hints.
Activity
Texas Instruments

Texas Instruments: Writing and Solving Systems of Equations Using Cabri Jr.

For Teachers 9th - 10th
Through this introduction to the use of the Cabri Jr. application in the Algebra classroom, students will algebraically and graphically determine equations of lines, as well as determine solutions to systems of linear equations. Using...
Activity
Analyze Math

Analyze Math: Cramer?s Rule to Solve Systems of Equations

For Students 9th - 10th Standards
Learners are introduced to the Algebra II topic of solving systems of linear equations. The tutorial proves Cramer?s rule of solving 2 by 2 systems of equations. The activity includes a defintion and an example with a detailed solution.
Activity
Texas Instruments

Texas Instruments: Systems of Linear Equations

For Teachers 9th - 10th Standards
This set of questions pertains to systems of linear equations. Students are asked to determine the number of solutions and to find points of intersection. These are multiple choice problems with solutions included.
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: Systems of Linear Inequalities

For Students 9th - 10th Standards
[Free Registration/Login may be required to access all resource tools.] Graph and solve systems of linear inequalities.

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