PLEASE HELP In the competing shoe store (Showtime Shoes), they also have a sale going on:
All shoes are 30% off. If the two pairs of shoes you like (which happen to be the
exact same shoes as Save Well) are both $15.00, how much will they cost
(total)

21

Step-by-step explanation:

30-30%=21

you get 30 from both pairs of shoes being 15

a negative exponent is translated as follows:

so, we have

answer

the correct answer is

explanation

the given function is

the excluded values are obtained by solving:

we factor to obtain:

the excluded values are