Answer:
40
Step-by-step explanation:
Use the Outside Angles Theorem,

 
        
             
        
        
        
Answer:
3
Step-by-step explanation:
 
        
             
        
        
        
Answer:
-30
Step-by-step explanation:
I'm assuming the equation is  . If it is not please tell me.
. If it is not please tell me.
If we know the values of m and n, we can just substitute inside the expression.

Hope this helped!
 
        
             
        
        
        
Answer:
1
Step-by-step explanation:
9-8=1
Hope that this is helpful.
Have a nice day.
 
        
                    
             
        
        
        
Put a dot on the -3 from the y-axis and draw a straight line from left to right.