Question

If f(x)=3x+2, what is f(5)

Answer 1

Replace the x with 5:
f(5) = 3(5) + 2
= 15 + 2
= 17

Answer 2

f(5) = 17

Explanation:

Pretty easy :)

just pluggin f(5).

f(5) = 3(5) + 2

f(5) = 15+2

f(5) = 17.

:)