Main content

## Algebra 1

### Course: Algebra 1 > Unit 6

Lesson 4: Equivalent systems of equations- Why can we subtract one equation from the other in a system of equations?
- Worked example: equivalent systems of equations
- Worked example: non-equivalent systems of equations
- Reasoning with systems of equations
- Reasoning with systems of equations
- Equivalent systems of equations review

© 2023 Khan AcademyTerms of usePrivacy PolicyCookie Notice

# Reasoning with systems of equations

## Problem

Stuck?

Stuck?