please edit your question man
 
        
             
        
        
        
Answer:
(y^2+3y-28)/(4y^2-15y-4)
Step-by-step explanation:
(4y-1)(y-3)(2y+3)(y+3)(y+7)(y-3)/(2y+3)(y-4)(4y+1)(4y-1)(y-3)(y+3)
= (y+7)(y-3)/(y-4)(4y+1)
= (y^2+3y-28)/(4y^2-15y-4)
 
        
                    
             
        
        
        
800 - 657
=143 points must be scored by John on his remaining tests in order to get an A
        
                    
             
        
        
        
Yes, because there are two pairs of congruent corresponding angles