Respuesta :

Replace x with 2:

f(x) = 3x -12:

f(2) = 3(2) - 12

= 6 - 12

= -6

Answer:

B.-6

Step-by-step explanation:

Replace x with 2.

f(x)=3x-12

f(2)=3*2-12

f(2)=6-12

Therefore,f(2)=-6 ans.