Question

1. At Doug's discount all CDs sell for the same price. There is also one price for

DVDs. Dave buys three CDs and two DVDs for $67. Joyce buys two CDs and four
DVDs for $90.
(4 pts.)
What is the price of one CD? One DVD?

Answer 1

I know Dave's one is 13.04$ Just to get you started.

Explanation:

If you divide Dave's one, which is 67 by 5, you get 13.05.

Do the same with Joyce's.