The answer is A. You can solve this by plugging the X values from the table into the equation and seeing if you end up with the right Y value.
        
                    
             
        
        
        
Not really ready. But will be! FYI that's not really a question.
 
        
             
        
        
        
Subtract 2b by both sides which gets -b+4=-5 then subtract 4 by both sides so you get -b=-9 and divide -1 by both sides so that b=9
        
                    
             
        
        
        
Answer:
1
Step-by-step explanation:
I not completely sure but I think it 1 
 
        
             
        
        
        
Answer:
I don't see the polygon but all you need to do is add up all the sides.