Write two expressions for this situation one representing the cost per customer and the other representing the average number of customers assume that extra presents the number of one dollar increases in the cost of the buffet enter the correct answer in the box and type the cost of each expression for the first line in the customer expression on the second line

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?