SOLUTION: MArty, the hot dog vendor, has 11.20 in change-all quarters and dimes. he has six times as many quarters as dimes. find the number of each.

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Question 434962: MArty, the hot dog vendor, has 11.20 in change-all quarters and dimes. he has six times as many quarters as dimes. find the number of each.
Answer by jorel1380(3719) About Me  (Show Source):
You can put this solution on YOUR website!
6d=q
25q+10d=1120
25(6d)+10d=1120
160d=1120
d=7
q=42
Marty has 42 quarters and 7 dimes..