Sheldon wants to buy a laptop that costs $ 450 from an electronics store . He has two coupons to choose from coupon A which gives him a $ 80 discount and coupon B which gives him a discount of 20.5 % off . Which coupon gives him the better buy ?

Jerry marcoss puts 5% of the amount he makes per week into a retirement account r he is paid 11: 00 per hour and works 40 hours per week for a certain number of weeks w write an equation to him find out how much he puts into his retirement account