The cooper family owns a luxury sedan and a compact car. the fuel tank capacity of the luxury sedan 9s 22.45 gallons and that of the compact car is 8.7 gallons. find the difference in the fuel tank of the two cars.

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.