All you do is subtract 3.05 and 2.74 then do the same thing with the other ones and see what number is between all of them. What grade are you in
        
                    
             
        
        
        
Answer:
41/3
Step-by-step explanation:
6 + 6 + 5/6 + 5/6
 
        
             
        
        
        
Factor
b(b+12)=0
set to zero
b=0
b+12=0
b=-12
b=0 or -12
written as this way
b=-12,0
        
             
        
        
        
Answer:
28/7
Step-by-step explanation: