Work out. Teagan went to gamer realm to buy new video games. Gamer realm was having a sale: $65 for 4 video games. He bought 3 games for himself and one game for his friend, Diego, but Teagan does not...

Work out. Teagan went to gamer realm to buy new video games. Gamer realm was having a sale: $65 for 4 video games. He bought 3 games for himself and one game for his friend, Diego, but Teagan does not know how much Diego owes him for the one game. What is the unit of the video games?