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Mathematics, 31.03.2021 09:20 isaiahdunn

Little Billie breaks open his piggy bank and finds that he has 261 coins. There are 10 pennies, 1 nickel, and the rest are all dimes a quarters. His net coinage is 39.40. How many dimes and quarters did he have? (slove by systems of equations)
d+q=250
.10d+.25q=39.40

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Little Billie breaks open his piggy bank and finds that he has 261 coins. There are 10 pennies, 1 ni...

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