Question

F(x)=x+7 solve for f(3)

Answer 1

Given f(x)=x+7 find f(3)

f(3)=3+7, plugged in 3 for x
f(3)=10

Answer: 10

Answer 2

f(3) = 10

Explanation:

f (x) = x +7

plug in 3

f (3) = 3 + 7

add

f(3) = 10