Question

Given f(3) = 5x + 5, find f(-4).

Answer 1

Answer:

f(-14)=-15

Step-by-step explanation:

What ever is in the parentheses after the letter (in this case it's f) will be the x value since f(x).

So

f(-4)=5(-4)+5

Then solve.

f(-4)=-20+5

f(-4)=-15

-15