You have26 library books. Then you take out 15 more books. Now you have 27 books. How many books did you return.

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.

What properties allow transformation to be used as a problem solving tool

To determine the number of deer in a forest a forest ranger tags 280 and releases them back