A pair of shoes is on sale for 15% off. With this discount, customers will save $9 if they buy the shoes .In this situation, what is the PART, WHOLE, and PERCENT?

$9 is the part, 15% is the percent, and $60 is the whole.

Step-by-step explanation:

$9 is %15 of the whole. This means $9 is the part, 15% is the percent, and the whole is the total cost of the shoes after the discount. The total cost of the shoes after the discount is 60.

the answer is "add 2y and y"

step-by-step explanation:

you need to collect the like terms first.