Mathematics, 30.03.2020 04:55 gedntrxAa
Kat has 19 coins, all quarters and dimes, that are worth a total of $4. The system of equations that can be used to find the number of quarters, q, and the number of dimes, d, she has is shown.
q + d = 19 How many quarters does she have?
0.25q + 0.1d = 4
Answers: 1
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