Answer:
Step-by-step explanation:
let the number is x
3x+4=-8
3x=-8-4
3x=-12
x=-4
A
Answer: x^2 -10x + 24
(x-6) (x-4)
= x^2 - 6x - 4x + 24
= x^2 -10x + 24
f(-6) = -14
Hope this helps you.