During a sale, a store offered a 15% discount on a couch that originally sold for $800. After the sale, the discounted price of the couch was marked up by 15%. What was the
price of the couch after the markup? Round to the nearest cent.

Fred and gene are hang gliding. fred is 700 feet above the ground and descending at 15 ft/s. gene is decending as shown in the table. interpret the rates of change and initial values of the linear functions in terms of the situations they model. show all work. freds equation is f(x)=-15x+700. ( genes is the table attached)