A store sells a t-shirt for $12 each and sweatshirts for $15 each you plan to spend $120 on t-shirts and sweatshirts what are 3 combinations of t-shirts and sweatshirts you can buy for $120?

Respuesta :

Answer:

Let t = number of T-shirts

s = number of sweatshirts

12t + 15s = 120

4t + 5s = 40

t s

0 8

5 4

10 0