A family has two cars. During one particular week, the first car consumed 15 gallons of gas and the second consumed 20 gallons of gas. The two cars drove a
combined total of 1300 miles, and the sum of their fuel efficiencies was 75 miles per gallon. What were the fuel efficiencies of each of the cars that week?
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Respuesta :

Answer:

use math...........way

Step-by-step explanation:

its easier