you want to buy a new pair of shoes. while looking around at different shoes and styles online, you see a couple for $20 off a pair of shoes at a local retailer in town. when you arrive at the store, you see they have sale, 25% off any pair of shoes in stock, but you are not allowed to apply any additional discounts. you do the math to decide whether the coupon or the 35% discount will save you the most money, and you find out the discount price is the same no matter whether you use the coupon or receive $20 off from the sale. how much did the pair of shoes cost?