Quarters (Q): $0.25
Nickels (N): $0.05
Quantity: Q + N = 27 → -.05(Q + N = 27) → -.05Q - .05N = -1.35
Worth: .25Q + .05N = 2.75 → 1(.25Q + .05N = 2.75) → .25Q + .05N = 2.75
.20Q = 1.40
Q = 7
Answer: 7 quarters
9.4m questions
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