Answer:
Explanation:
ok so, if billy bob is selling custom t-shirts for $18 per shirt, plus $ 21.50 for shipping so that means altogether it cost $ 39.50.
Sammy is also selling custom t-shirts for $ 22 per shirt, plus $ 5.50 for shipping so that means altogether it cost $ 27.50.
$ 39.50 per one
$ 27.50 per one
so all you have to do is find what the same number of shirts that equals the same price.