Question

Petro was given this system of equations. -14x-2y=24 14x+8y=-12

Answer 1

Pedro made mistake in step 3.

He supposed to plug in y = 12 into the y in the equation to solve for x

Should be:

-14x - 2(2)=24

-14x - 4 = 24

-14x = 28

x = -2