Leslie has been offered the choice of either a $1000 rebate ora 5.5 percent 48-m

Leslie has been offered the choice of either a $1000 rebate ora 5.5 percent 48-month loan for the new car she is purchasing. IfLeslie will be financing $15000 and she can get a 7.5 percent48-month loan at her credit union should she take the $1000rebate or the 5.5 percent loan?