SOLUTION: A parking meter takes only dimes and quarters. At the end of the day, the meter held $6.25 and contained a total of 46 coins. What was the number of dimes and quarters?

Question 809674: A parking meter takes only dimes and quarters. At the end of the day, the meter held $6.25 and contained a total of 46 coins. What was the number of dimes and quarters?
Found 2 solutions by richwmiller, TimothyLamb:
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
d+q=46,
25q+10d=625
d = 35, q = 11
Answer by TimothyLamb(4379) (Show Source): You can put this solution on YOUR website!
10d + 25q = 625
d + q = 46
d = 46 - q
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10d + 25q = 625
10(46 - q) + 25q = 625
460 - 10q + 25q = 625
15q = 165
Answer:
q = 11
d = 35
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