In math how can you tell if something is a function.

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.

This question awards 100 ! i really don’t want to fail i will also mark you !

Which statement describes surface features called maria on the moon