Main content

## Algebra basics (ASL)

### Course: Algebra basics (ASL) > Unit 5

Lesson 1: Systems of equations intro (ASL)- Systems of equations: trolls, tolls (1 of 2)
- Systems of equations: trolls, tolls (2 of 2)
- Testing a solution to a system of equations
- Systems of equations with graphing: y=7/5x-5 & y=3/5x-1
- Systems of equations with graphing: exact & approximate solutions
- Systems of equations with graphing

© 2023 Khan AcademyTerms of usePrivacy PolicyCookie Notice

# Testing a solution to a system of equations

Sal checks whether (-1,7) is a solution of the system: x+2y=13 and 3x-y=-11. Created by Sal Khan and Monterey Institute for Technology and Education.

## Want to join the conversation?

No posts yet.