Emily and Sophia go to the movie theater and purchase refreshments for their friends.Emily spends a total of $45.50 on 7 drinks and 4 bags of popcorn.Sophia spends a total of $25.50 on 4 drinks and 2 bags of popcorn.Write a system of equations that can be used to find the price of one drink and the price of one bag of popcorn.Using these equations, determine and state the price of a bag of popcorn, to the nearest cent.