Ann's car can go 132 miles on 4 gallons of gas. During a drive last weekend, she used 7 of gas. How far did she drive? Explain how the problem changes if you were given the distance Ann drove last weekend instead of how much gas she used.

15. jiovanni is looking in to two different companies that offer study guides for math exams.test prep 101 charges a $5 flat fee and an additional $0.25 per problem.math charges a $2 flat fee and an additional $0.50 per problem.how many prablems would make the costs of the two companies be equal? varibles: equations/eniqualities{ {