# How do you evaluate the function f(x)=x+15 for f(8)?

Mar 24, 2018

$f \left(8\right) = 23$

#### Explanation:

We are given: $f \left(x\right) = x + 15$

So, f(8 will be just plugging in $x = 8$ into the function.

$\therefore f \left(8\right) = 8 + 15$

$= 23$