You are buying food for a party for a birthday party. You purchased 7 packs of hotdogs and 4 trays of cupcakes for $60. After you buy the supplies, more people RSVP, so you need to buy an additional 2 trays of cupcakes and 1 more pack of hotdogs that cost $15. 1. Determine a system of equations that models this scenario

2. Determine how much one pack of hotdogs and one tray of cupcakes costs. Explain how you determined your solution.

Please help