Respuesta :

emilyivontf
The answer is B because:
6x+6y=36
-x + y = 0 so after you isolate it it will give you y=x
Then
6x+6x=36
12x=36
X=3 which is one of your points
If you don’t know how to do it this way you can substitute values in your equality. Hope this helps :)