Tillie is solving an equation for x. Her first step is to subtract 8 from both sides of the equation. Which equation is she solving?

Question

A) 12 - x = 8
B) 12 - x = -8
C) 12 = -x -8
D) 12 = -x + 8

Answer 1

The equation that Tillie is solving is D) 12 = -x + 8.