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Chen Cook
07/15/2023 · Middle School

Isabella has some dimes and some quarters. She has at most 25 coins worth a minimum of \( \$ 4.45 \) combined. If Isabella has 17 dimes, write a system of inequalties to determine all possible values for the number of quarters (q) and dimes (d) that she could have.

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\[ \begin{cases} q + d \leq 25 \\ 0.25q + 0.10d \geq 4.45 \\ d = 17 \end{cases} \]

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