Respuesta :

F(x)=6x+57
F(18)=6x+57
F(18)=6(18)+57
F(18)=108+57
F(18)=165
Sidharth999
Answer: f(18) = 165

Step-by-Step Explanation:

f(x) = 6x + 57; find f(18)

Therefore,
f(x) = 6x + 57
f(18) = 6(18) + 57
f(18) = 108 + 57
=> f(18) = 165

Hence, f(18) = 165