Respuesta :

F(3)=3x-1
F(3)=3(3)-1
F(x)=9-1
F(x)=8

Answer:

f(3) = 8

Step-by-step explanation:

f(x) = 3x - 1

f(3) = 3(3) - 1

f(3) = 9 - 1

f(3) = 8