Which of these involves a mathematical formula to visualize a three dimensional space on a two dimensional surface?.

Write an equation in point-slope form for the line through the given point that has the given slope (-2,-7); m=-3/2

Simplify 24÷(-2)(3)+7 a. -29 b. 3 c. 11

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?