Current time:0:00Total duration:4:21

0 energy points

# Systems of equations with substitution: -3x-4y=-2 & y=2x-5

Sal solves the system of equations -3x - 4y = -2 and y = 2x - 5 using substitution. Created by Sal Khan.

If you're seeing this message, it means we're having trouble loading external resources for Khan Academy.

If you're behind a web filter, please make sure that the domains ***.kastatic.org** and ***.kasandbox.org** are unblocked.

Main content
# Systems of equations with substitution: -3x-4y=-2 & y=2x-5

Current time:0:00Total duration:4:21

0 energy points

Sal solves the system of equations -3x - 4y = -2 and y = 2x - 5 using substitution. Created by Sal Khan.