I need this answered as soon as possible at the movies jodie buys three regular popcorns and five small drinks for her friends at a cost of $24.50 her friend renee buyd four regular popcorns and three small drinks for her friends at a cost of $23.50 find the individual costs of a regular popcorn and a small drink

The final answer should be a regular popcorn is $4 and a small drink is $2.50 but I have no idea how to get that answer. Can someone please explain?