Kim needs to place 32 mystery books and 56 biography books on library shelves. she is to place the maximum number of books on each shelf so that all the shelves have the same number of books. each shelf will contain only one type of book. (questions are in the picture, sorry for spelling mistakes)

What is the anwers for 9+2x=5x-3-x

The boiling point of water at an elevation of 0 feet is 212 degrees fahrenheit (°f). for every 1,000 feet of increase in elevation, the boiling point of water decreases by about 2°f. which of the following represents this relationship if b is the boiling point of water at an elevation of e thousand feet? a) e = 2b - 212 b) b = 2e - 212 c) e = -2b + 212 d) b = -2e + 212

8. kelly wants to buy a magazine that is $25. later the magazine was marked up an additional 20%. what is the new price?