Answer:
=3 
Step-by-step explanation:
Combine like terms 3-6x=-15
Subtract 3 from both sides of the equation -6x=-18
divide both sides by 6  x=3
 
        
             
        
        
        
Answer:
III
Step-by-step explanation: I just took the quiz
 
        
             
        
        
        
Answer:
CF
Step-by-step explanation:
we know that
An <u><em>angle bisector</em></u> is a line that divide an angle into two equal angles. 
In this problem
 ---> given problem
 ---> given problem
 ---> by addition angle postulate
 ---> by addition angle postulate
so
CF is an angle bisector of angle 
 
        
             
        
        
        
Yes -4 is a interference number