Relax

Respuesta :

Answer:

f(4)= 15

Step-by-step explanation:

f (x) =6x-9

      = 6(4)-9

      =24-9

f(4) = 15

Answer:

f (x) =6x-9

f (4) =(6×4) -9

f (4) =24-9

f (4) = 15