Algebra word problem
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In a family there are two cars. The sum of the average miles per gallon obtained by the two cars in a particular week is 60. The first car has consumed 15 gallons during that week, and the second has consumed 35 gallons, for a total of 1400 miles driven by the two cars combined. What was the average gas mileage obtained by each of the two cars in that week?
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Let the average mileage of second car be x then the average mileage of first car will be (60 - x) as the sum of the average miles per gallon obtained by the two cars ...
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