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
Texas A&M University

Wtamu Virtual Math Lab: College Algebra: Systems of Linear Equations in Two Var.

For Students 9th - 10th Standards
This tutorial will guide you through several tasks associated with systems of linear equations in two variables. Complete with definitions, problems with step-by-step solutions, and example exercises for you to complete and check.
Handout
Oswego City School District

Regents Exam Prep Center: Solving Linear Systems Graphically

For Students 9th - 10th Standards
The method of graphing to solve a system of linear equations is demonstrated on this site. Students are shown how to graph the lines, then shown how to find the solution.
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
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.
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...
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: A Rei Solution Sets

For Teachers 9th - 10th Standards
For this task, students are shown the graphs of two equations, with areas bounded by their lines and intersections shaded in different colors. They are asked to write a system of equations or inequalities for each shaded area and explain...
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: A Rei Quinoa Pasta 3

For Teachers 9th - 10th
For this problem, students must determine how much of a quinoa-based gluten-free pasta is actually quinoa. They must study the ingredient list and set up linear equations to solve the problem. Aligns with A-REI.C.6.