Answer:
x=-10
Step-by-step explanation:
15x+8=-2+14x
15x-14x=-2-8
x=-10
 
        
             
        
        
        
What do you need help with? Just lmk
        
                    
             
        
        
        
Answer:
Right angle 90 degrees is always going to be a right angle.
Step-by-step explanation:
 
        
             
        
        
        
Answer to one im pretty sure is 136.4 degrees and to number 2 is a parallelogram (rectangle or square) you know because the side AD is equal to BC and AB is equal to DC
        
             
        
        
        
We can solve this by setting up a proportion:
12 seeing the play/ 72 students = 210 seeing the play/ x students
We can cross multiply to solve for x:
(12)x=(72)(210)
12x=15,120
x=1,260 students who attend the school