Question

Evaluate ƒ(x) = –4x – 5 for x = –1.

Answer 1

-1

Explanation:

Answer 2

f(x)=-4x-5. Now, we know that x=-1, so we just need to replace variable x with -1. Let's do it:
f(-1)=-4(-1)-5
f(-1)=4-5
f(-1)=-1. Hope it help!