About how much money would i get if i sold 7 xbox 360 games and 2 xbox games at gamestop?



the xbox 360 games are: Namco Museum Virtual Arcade. The newest Soul Caliber. Avatar the game. PGR4. Rainbow six Vegas. iron man. Call of duty 3.
The xbox games are: Over the hedge and spiderman.

I want to know about how much money i get before i go waste my time there and only end up getting like 10 bucks.