Equations and inequalities unit test

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.

Which expression is equivalent to 2x^2+7x+4?

The verbal translation for the difference of m and 7 increased by 15