Mathematics, 24.09.2019 22:30 baseball1525

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.
a. 4
b. 5
c. 14
d. 15

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Kat has 19 coins, all quarters and dimes, that are worth a total of $4. the system of equations that...