Suppose that you work part-time as a sales representative at a car dealership. you earn a base salary of $125 per week plus an 18% commission on all sales that you make. your best friend has exactly the same job at another car dealership but earning a base salary of $85 per week plus a 21% commission on all sales. how much do you and your
friend need to sell in order to earn the same amount in any given week?

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?