Answer:
there are five trumpet players with fifteen sax players.
there are 10 less trumpet player than saxophone players. the number of saxophone players is 3 times the number of trumpet player.
Step-by-step explanation:
see attachments
10 is the amount of video game you need to rent to equal each other
Video store A is 8x
Video store B is 3x+50
8x = 3x +50
5x = 50
x= 10