Question

Joe has a collection of 35 DVD movies. He received 8 of them as gifts. Joe bought the rest of his movies over 3 years. If bought the same number of movies each year ,how mamy movies did joe buy last year ?

Answer 1

He buys 9 dvds for 3 years

Answer 2

35=bought+gifts
35=bought+8
minus 8 both sides
27=bought
bought=3 times number of bought per year
27=3 times bought per year
divide both sides b y3
9=bought per year

bought 9 last year