Jada has time on the weekends to earn some money. A local bookstore is looking for someone to help sort books and will pay $12.20 an hour. To get to and from the bookstore on a work day, however, Jada would have to spend $7.15 on bus fare.Write an equation that represents Jada’s take-home earnings in dollars, , if she works at the bookstore for hours in one day. One day, Jada takes home $90.45 after working hours and after paying the bus fare. Write an equation to represent this situation. Is 4 a solution to the last equation you wrote? What about 7? If so, be prepared to explain how you know one or both of them are solutions. If not, be prepared to explain why they are not solutions. Then, find the solution. In this situation, what does the solution to the equation tell us?