Jeanette purchased a concert ticket on a web site the original price of the ticket was 75$ she used a coupon code to receive a 20% discount the web site applied a 10% service fee to the discount the ticket was less than the original price by what percent

Barney & noblet customers can choose to purchase a membership for $25 per year members receive 10% off all store purchases 1. how much would a member pay per year if he bought $50 worth of items each year? 2. write a slope-intercept equation that expresses how much a member pays per year using x to represent his purchases per year 3. how much would a member have to spend per year to pay off his membership fee?