# Lesson Plan: Solving Systems of Linear Equations Using Substitution Mathematics • 8th Grade

This lesson plan includes the objectives, prerequisites, and exclusions of the lesson teaching students how to solve systems of linear equations using substitution.

#### Objectives

Students will be able to

- use algebraic substitution to solve simultaneous equations,
- identify when a system of linear equations has no solutions,
- solve applications on systems of linear equations using substitution.

#### Prerequisites

Students should already be familiar with

- solving linear equations,
- rearranging linear equations.

#### Exclusions

Students will not cover

- solving systems of linear equations graphically,
- solving systems of linear equations by elimination,
- systems of three or more equations.