Evelyn and Gianna go to the movie theater and purchase refreshments for their friends. Evelyn spends a total of $50.00 on 4 bags
of popcorn and 10 drinks. Gianna spends a total of $50.00 on 7 bags of popcorn and 5 drinks. Write a system of equations that can be used to find the price of one bag of popcorn and the price of one drink. Using these equations, determine and state the price of a drink, to the nearest cent.