A family has two cars. The first car has a fuel efficiency of 20 miles per gallon of gas and the second has a fuel efficiency of 35 miles per gallon of gas. During one particular week, the two cars went a combined total of 1025 miles, for a total gas consumption of 40 gallons. How many gallons were consumed by each of the two cars that week?

Question

A family has two cars. The first car has a fuel efficiency of  20 miles per gallon of gas and the second has a fuel efficiency of 35  miles per gallon of gas. During one particular week, the two cars went a combined total of 1025 miles, for a total gas consumption of 40 gallons. How many gallons were consumed by each of the two cars that week?

anonymous · Answer

It's a system of equations.

$$c_1 + c_2 = 40$$$$20c_1 + 35c_2 = 1025$$

anonymous · Answer

i dont get it

anonymous · Answer

Do you know how to solve systems of equations?

anonymous · Answer

no can you just do it for me