One of your family members is planning to purchase a new car. S/he has heard that buying a gas/electric hybrid car can reduce the amount of gas consumed by driving. Because of the reduced gas intake, s/he thinks that buying a hybrid car could be an environmentally friendly choice, and might even save some money in the long term. However, s/he is unsure how analyze the costs. You have volunteered your knowledge of Algebra to help with the financial analysis!