Asked by Emily
Maria has $5.05 in quarters and dimes. The number of quarters exceeds twice the number of dimes by 1. Find the number she has of each kind.
Answers
Answered by
Steve
q = 2d+1
10d+25q = 505
10d + 25(2d+1) = 505
10d + 50d + 25 = 505
60d = 480
d = 8
q = 17
80 + 425 = 505
10d+25q = 505
10d + 25(2d+1) = 505
10d + 50d + 25 = 505
60d = 480
d = 8
q = 17
80 + 425 = 505
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