Anna has set up a lemonade stand outside her house and sells small cups and large
cups of lemonade. each small cup holds 6 ounces of lemonade and each large cup
hold 24 ounces of lemonade. anna used 600 ounces of lemonade and sold 25 more
small cups than large cups. graphically solve a system of equations in order to
determine the number of small cups sold, x, and the number of large cups sold, y.