Question 1000053
the solution is : 

Solve for X :                    
x= 1/3y+10                            
10+1/3y=x                         
10+1/3(0)=x                       
x=10                            

Solve for Y : 

y= 1/3x + -10/3
-10/3 + 1/3x =y
-10/3 + 1/3(0)
Y= -10/3