Add or subtract. (7x2 – x – 2) – (–6x3 + 3)
A. 6x3 + 7x2 – x – 5
B. –6x3 + 7x2 – x + 1
C. –x3 – x – 5
D. x2 – x + 1

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?