Question

Need help fast !!!!!!!!!!!!!!!!!!!

Answer 1

f(30)= 14-0.5(30)

f(30)= 14-15

f(30)= -1

Answer is f(-30)= -1

Answer 2

ANSWER

$f(30) = - 1$

EXPLANATION

The given expression is

f(x)=14-0.5x

We want to finfmd f(30).

We substitute x=30 into the expression to obtain:

$f(30)=14-0.5(30)$

Multiply out the last term to obtain,

$f(30)=14-15$

Simplify to get,

$f(30)= - 1$