Are the two expressions equivalent? Explain.
8[q+4]-5[4+q] and 3q+12

If a baby uses 15 diapers in 2 days, how many diapers will the baby use in a year?

Acomputer store buys a computer system at a cost of $370.80. the selling price was first at $ 618, but then the store advertised a 20 % markdown on the system. answer parts a and b. a. find the current sale price.

How to simply and write the answer n a whole number