Presley is organizing the school book sale. each stall will have 40 books on the shelf and 2 boxes of books with b books inside. presley also has 200 books in inventory to refill the shelves as books sell. this situation can be written as the following expression: 40s + (2b)s + 200 how many books should presley have ready if she plans to open 8 stalls and have 12 books in each box? (2 points)