Mathematics, 25.04.2020 22:16, Thnut236

There are 142 coins in a piggy bank with a total value of $20.50. If all the coins are either quarters or nickels, which system would you use to determine how many of each type of coin are in the piggy bank?

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There are 142 coins in a piggy bank with a total value of $20.50. If all the coins are either quarte...