What is 3(x +4) - 2(3x - 3) simplified

Question

a) -3x + 18
b) -3x + 12
c) -9x + 18
d) -9x + 12

Answer 1

3(x +4) - 2(3x - 3)

3x - 6x + 12 + 6

-3x + 18