Which equation can be used to determine the voltage for a given amount of resistance

Simplify.7x + 3y - 2 + 6x + 1 + y squared 2 you! ; )

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?

What is the slope of the line that contains the points (-5, 6) and (14. - 7)?