I’m gonna cry if I can’t get this ingsgiqnsuskahw omg plz help

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.

Ineed me i stuck and i don’t want to get it wrong

Julian wrote the following numeric pattern on the board3,10,17,24,31,38.what numbers of julian's pattern are compound numbers.