Question

If f(x) =x/2 + 8, what is f(x) when x = 10?
answers
4
9
13
36

Answer 1

so we substitute 10 for x

order of operations :)

(10/2)+8
5+8=13
f(10)=13
:)

Answer 2

If the variable x has the value 10, then replace all x's with the value of x. Which is 10.

10/2 + 8 = 5 + 8 = 13

So, 13 is the answer.