linda wants to but a cell phone. she has looked at two phones. phone a normally cost $175, but she can a 5% discount. phone b normally cost $200, but she can get a 20% discount. Part a how much is the discount for each phone part b what is the price of each phone after the discount part c which discounted phone cost less? linda will have to pay 6% sales tax on whichever phone she buys. does this change which phone cost less?