Question

Given f(x) = 3x – 5, what is f(–4)?

A.


B.


C.


D.

Answer 1

A is 1/3 B is -6 C is -17 D is 7

Answer 2

Plug -4 instead of x

f(-4) = 3*-4 - 5

Answer 3

^^

Answer 4

Start with multiplication

3 * (-4) = ?

Answer 5

\[f(-4)=3(-4)-5\\\phantom{f(-4)}=-12-5\\\phantom{f(-4)}=\boxed{-17}\]

Answer 6

ohhh ok thank you

Answer 7

Yw :)