11. Analyze the graph below. What equation represents the graph? 8.51 y
-21
-6
9
24
39
х
2
5
8
A. y = 5x-1
B. y = 3x - 21
C. y=x-17
D. y = 15x -21

What is the area of triangle abc if a = 8, b = 11, and c = 15?

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?

The anwser cause i do not understand just plez