What is the unit rate for 162 water bottles in 9 cases

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.

1. what is the measure of ∠abc? what is the measure of ∠abd?

Which expression shows the sum of the polynomials with like terms grouped together