Question

How to solve Systems of equations with substitution: -3x-4y=-2 & y=2x-5

PLEASE HELPPP I NEED THIS BEFORE TW BY 11:59 PLSSSSSSSSSSSSS HELPPPPPPPP

Answer 1

5x+20

Explanation:

you are given that y=2x-5 so you can substitue that for the y value.

-3x-4(2x-5) is your new equation. You can further simply it and you will get:

-3x+8x+20

5x+20