7) Ted and Sumalee are selling wrapping paper for a school fundraiser. Customers can buy rolls of plain wrapping paper and rolls of holiday wrapping paper. Ted sold 14 rolls of plain wrapping
paper and 2 rolls of holiday wrapping paper for a total of $164. Sumalee sold 12 rolls of plain
wrapping paper and 14 rolls of holiday wrapping paper for a total of $288. Find the cost each of one roll of plain wrapping paper and one roll of holiday wrapping paper