Question

what is the value of f(7.5) when f(x)=2x+7

Answer 1

Hey there!!

Given :

$f ( x ) = 2x + 7$

Find f ( 7.5 )

Now, we will need to substitute the value of 7.5 in place of x

$f(7.5) = 2(7.5) + 7$

$f(7.5) = 15 + 7$

$f(7.5) = 22$

Hope my answer helps!