Diego is building a kitchen and coffee table. the legs of a kitchen table much be twice the height of a coffee table and there are 4 legs on each table. he write the expression 4(2x) + 4(x) to model his building plans. what does expression represent?

Afamily has two cars. the first car has a fuel efficiency of 25 miles per gallon of gas and the second has a fuel efficiency of 15 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 55 gallons. how many gallons were consumed by each of the two cars that week?