Mathematics, 03.09.2020 06:01 tcapele252

Supposed that Maria has 120 coins consisting of pennies; pennies nicked and dimes. The number of nickels she has is 11 less than twice the number of pennies; the number of dimes she has is 19 less than 3 times the number of pennies. How many coins of each kind does she have. PLEASE HELP!!!

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Supposed that Maria has 120 coins consisting of pennies; pennies nicked and dimes. The number of nic...