# Best Buy was having a special in all their tapes and CDs. Jane was able to buy 4 tapes and 3 CDs for $54. Larry bought 6 CDs and 3 tapes for $78. How much did a CD cost on special?

##### 2 Answers

May 30, 2018

#### Explanation:

Tapes?

May 30, 2018

Tapes are $6 and CDs are $10.

#### Explanation:

t=tapes

c = CDs

Two linear equations with two unknowns:

add them up:

use either of the original equations to solve for c:

So tapes are $6 and CDs are $10.