Step-by-step explanation:
x^2/9 z^2
hiiii checkout the steps 
 
        
             
        
        
        
Answer:
-26/8+7=15/4 or 3 3/4
Step-by-step explanation:
 
        
             
        
        
        
Once your friend has thought of a number, do the following: 
1. Ask him or her to multiply the chosen number by 2.
2.Choose an even number to use yourself. Ask your friend to add this number to the one in his head.
3.Tell him/her to divide the new number by 2.
4.Tell your friend to subtract his original number from the equation.
5."Guess" the number.
:)
        
             
        
        
        
Answer:
its 9 but i could be wrong 
 
        
             
        
        
        
Answer:
right 1 unit and down 5 units
Step-by-step explanation: