X to the 13 power times y to the 6 power to the -2 power

The late fee for library books is $2.00 plus 15¢ each day for a book that is late. if maria’s fee for a late book was $3.20, write and solve a linear equation to find how many days late the book was.

An ulcer medication has 300 milligrams in 2 tablets. how many milligrams are in 3 tablets?

Nikolas calculated the volume of the prism. his work is shown below.