Sub to my yt is MrClxtch07

Acircle has a diameter will endpoints of (-2,8) and (6, 4). what is the center of the circle

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?

You eat $0.85 for every cup of hot chocolate you sell. how many cups do you need to sell to earn $55.25