Mathematics, 24.10.2019 16:43 carlinryan

Problem page a family has two cars. during one particular week, the first car consumed 15 gallons of gas and the second consumed 30 gallons of gas. the two cars drove a combined total of 1500 miles, and the sum of their fuel efficiencies was 70 miles per gallon. what were the fuel efficiencies of each of the cars that week

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