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Mathematics, 22.07.2019 07:00 shalynmincey

Sally has a piggy bank containing pennies, nickels and dimes. the number of pennies is 3 less than twice the number of nickels and the number of dimes is 7 more that the number nickels. sally has a total of $3.22 in her piggy bank. how many of each kind of coin does she have

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