Amattress store charges 7% sales tax and a $50 delivery fee. the delivery fee is not subject to sales tax. the following functions represent the situation f(a)=1.07a and g (b)= b+50 solve for g (f (

Step-by-step explanation:

The given functions are:   and

means is the input of the function .

Thus,  

Now replacing   as  into the given function of  , we will get......

So,

$25

step-by-step explanation:

25 - 4.50 = 20.5

20.5 / 2 = 10.25

10.25 + 10 = 20.25

20.25 - 12.50 = 7.75

therefore the answer is $25 as shown as the first number.