dunqueeezy8816 dunqueeezy8816 20-12-2022 Mathematics contestada You and your friend each start a car washing service. You spend $25 on supplies and charge $10 per car Your friend spends $55 on supplies and charges $13 per car. How many cars do you have to wash to earn the same amount of money as your friend? y = 10x - 25 y = 13x - 55