Question

Given f(x) = -3x + 3, solve for x when f(x) = 9.

Answer 1

I think the awnser might be 3

Answer 2

x = -2

Explanation:

f(x) = -3x + 3

f(x) = 9

-3x + 3 = 9

Subtract 3 from both sides;

-3x = 6

Divide both sides by -3

x = -2