Answer:
The median
Step-by-step explanation:
It uses all the added numbers as one
 
        
             
        
        
        
Answer:
x ={-3,7/3}
Step-by-step explanation:
 
        
             
        
        
        
Answer: 6
Step-by-step explanation:
7 - 3 = 4
3 - 4 = 0
0 - 6 = -6
 
        
             
        
        
        
Not sure what dimensions means but this is what I got out of it , hope it helps !