Solving a word problem using a system of linear equations: Problem type 2 In a family there are two cars.

Solving a word problem using a system of linear equations: Problem type 2In a family there are two cars. In a given week, the first car gets an average of miles per gallon, and the second car gets miles per gallon. The two cars combined drive a total of miles in that week, for a total gas consumption of gallons. How many gallons were consumed by each of the two cars that week?