Respuesta :

Answer:

you substitute x for 4

Step-by-step explanation:

so its f(x) and f(4) so you use 4 for x so you would solve f(x)=3(4)+2

maddieattwood652
Substitute x for 4
For example: f(4)=3(4)+2
So f = 7/2
F = 3.5