Hannah finds some dimes and quarters under the couch cushions. How many coins does she have if she has 7 dimes and 5 quarters? How
many coins does she have if she has d dimes and a quarters?

the answer is d

step-by-step explanation:

b. would be the answer : )

step-by-step explanation:

step 1: add -16x to both sides.

16x−4y+−16x=64+−16x  

−4y=−16x+64

step 2: divide both sides by -4.

−4y /-4 = -16x + 64/-4

answer:   y=4x−16

hope i'm right

7

step-by-step explanation: