Question

if f(x) = 4x - 20, what is f(4)?

Answer 1

Answer:

f(4) = -4

Step-by-step explanation:

f(x) = 4x - 20

Let x= 4

f(4) = 4*4 - 20

Multiply first

     = 16 -20

Then subtract

    = -4

Answer 2

Answer:

-4

Step-by-step explanation:

Hope it helps