SOLUTION: in need of help with word problems! help I'm stuck. 22 total coins consisting of quarters & dimes equilling $3.70. how many of each coin does he have

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Question 994275: in need of help with word problems! help I'm stuck.
22 total coins consisting of quarters & dimes equilling $3.70. how many of each coin does he have
Answer by josgarithmetic(39799) About Me  (Show Source):
You can put this solution on YOUR website!
q quarters
d dimes

system%28q%2Bd=22%2C0.25q%2B0.1d=3.7%29

%280.25q%2B0.1d%29%2820%29=3.7%2A20
5q%2B2d=74

highlight_green%28system%28q%2Bd=22%2C5q%2B2d=74%29%29