5. Define the domain of the following: {-2, -1, 0, 2,5}
{3,-1, 3, 1, 2}
{-2, -1, 0, 1, 2, 3, 4, 5}
All Real Numbers

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?