Greggory is trying to raise money for his​ school's football team by selling​ T-shirts and sweatshirts. The football team will get​ $3 for each sweatshirt sold and​ $4 for each​ T-shirt sold. The rest of the money goes to paying for the items to be sold. Greggory manages to sell a total of 121 items and the team ends up getting​ $406.