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?(1 point) Responses 12 = −x + 8
12 = - x + 8
12 − x = −8
12 - x = - 8
12 = −x − 8
12 = - x - 8
12 − x = 8
12 = - x + 8
12 − x = −8
12 - x = - 8
12 = −x − 8
12 = - x - 8
12 − x = 8