PLEASE HELP

Ivy purchases 8 books at the used book store. Paperback books cost $4 each, and hardback books cost $8 each. If x
represents the number of paperbacks purchased, which three statements are true when determining the number of
each type of book purchased?
A)
4x represents the total cost of the paperbacks purchased.
B)
8(8 + x) represents the total cost of the hardbacks purchased.
C)
4x + 8(8 - x) = 44 can be used to solve the problem.
D)
Ivy spent $25 dollars on paperbacks.
E)
Ivy bought 3 hardback books.