Answer:
b) y = 2/3x
Step-by-step explanation:
Slope (m) formula: 
I will be using (3,2) and (-3,-2) to find the slope:


(3,2)


Hope this helps!
Answer:
34 classes
Step-by-step explanation:
First, subract 180 from 1200. You should get 1020. then do 1020/30. So 34 classes can watch the performance of 180 students.
Answer:
9the only correct answer is 9