Given f(x) = 2x + 9, if f(x) = 15, find x.

Which expression is equivalent to? assume x > 0 and y > 0.

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 three-dimensional solid have 6 rectangular faces, 2 equal bases that are not rectangles and 18 edges