Let f(x) = -­2x ­- 7 and g(x) = ­-4x + 3. Find (f o g)(-­5)


A.
-9

B.
3

C.
23

D.
-53

could you help me with this one? Would it be c?

1 answer

(fog)(x)=f(g(x))

f(-4x+3)=-2(-4x+3)-7

Use x=-5 in that equation and simplify