Question

Sovle: 10 -2x = -30 Please use subsitution Show your steps to solve the equation

Answer 1

answer: x=20

10-2x=-40

-10. -10

-2x=-40

-2x/-2=-40/-2

x=20

Answer 2

10 - 2x = -30
-2x = -40
2x = 40
x = 20