Question

Which of the following expressions is equal to -3x - 12 ?

A. (-3x - 6.)(+2)
B. (-3x + 2)(x - 6 )
C. (-3x - 4)(x-3)
D. (-3x +6)(x + 21)

Answer 1

C.(-3x-4)(x-3)

Explanation:

1. -3x -12

2. rewrite 12 as 3 × 4

3. Factor out common term -3

4. answer -3(x+4)

Answer 2

C

Explanation: