SOLUTION: Ron has $2.55 in dimes and quarters. He has eight more dimes than quarters. How many quarters does he have?

Question 809648: Ron has $2.55 in dimes and quarters. He has eight more dimes than quarters. How many quarters does he have?
Answer by TimothyLamb(4379) (Show Source): You can put this solution on YOUR website!
10d + 25q = 255
d = q + 8
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10d + 25q = 255
10(q + 8) + 25q = 255
10q + 80 + 25q = 255
35q = 175
Answer:
q = 5
d = 13
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