HELPPPPPP!!!!!!
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Lisa and Shreya are selling pies for a school fundraiser Customers can buy apple pies and pumpkin pies. Lisa sold 8 apple pies and 4 pumpkin pies for a total of $80. Shreya sold 8 apple pies and 3 pumpkin pies for a total of $72. Find the cost for one apple pie and pumpkin pie.