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OpenStudy (anonymous):
Alfredo has $2.45 in nickels and quarters. If he has 17 coins in all, how many of each does he have?
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OpenStudy (anonymous):
I would say 8 quarters and 9 nickels
Parth (parthkohli):
\[\rm n + q = 17 \\ 5n +25q = 245\]
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