Annabella spends $2.25 per gallon on gas at the gas station. After driving a certain distance, she stops at a second gas station and spends $2.15 per gallon on gasoline.Annabella can express her average cost per gallon of gasoline as 2.25 x 2.15(x 5)2x 5.What is the meaning of the parts of this rational expression in the context of the situation