You are running a concession stand at a basketball game. You are selling pretzels and sodas. Each pretzel costs $1.50 and each soda costs $0.50. At the end of the night, you have made a total of $78.50. You sold a total of 87 pretzels and sodas combined. You must report the number of pretzels sold and the number of sodas sold. How many pretzels and sodas were sold?