Answer:
42
Step-by-step explanation:
84 divide 2
answer 42 
answer =42
 
        
             
        
        
        
Nine and a half times. 
***
you can put it fully nine times. You reach 18 like this. But you have 1 more to go until 19! So, just cut the 2 in half to get 1, and put that in!
        
                    
             
        
        
        
Answer:
500
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
x = 0
Step-by-step explanation:
9x - 7 = - 7 
9x = - 7 + 7 
9x = 0 
x = 0/9
x = 0