Answer:
Step-by-step explanation:I think the answer is D.
8
Step-by-step explanation:
5, -9
(x - 5)(x + 9) = 0 These are factors, to get the roots, just set each one equal to zero
x - 5 = 0
x = 5
x + 9 = 0
x = -9
6 (x+3)=12x-12
6x+18=12x-12
6x-12x=-18-12
-6x=-30
x=5