The second one is correct
        
             
        
        
        
1/5 (150x - 80y + 50 - 50x - 25y + 20) = 20x - 21y + 14
what I did is combined the like terms and multiplied each term within the parenthesis by .2
        
                    
             
        
        
        
(3/4)/3
3/12
1/4
So he spent a 1/4 hour milking each group.
        
             
        
        
        
Answer:
3.14159265359
Step-by-step explanation:
 
        
             
        
        
        
I can’t see the picture clearly, but the line should be horizontal and it should be running through -3 on the y axis and the bottom should be highlighted