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Mathematics, 16.07.2019 13:30 mathman783

Every morning jenna empties her pockets and puts her change in a jar. at the end of the week she counts her money. one week she had 40 coins, all of them dimes and quarters. when she added them up, she had a total of $7.75. l let d = number of dimes and q = number of quarters how many dimes did jenna have ?

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