Respuesta :

ugmalani

Answer: So x + 2y = 0 is your answer

Step-by-step explanation:

if you look simplify all of these, you will get:

x - 2y = 0

-2y = -x

y = 1/2x  No

-x + 2y = 0

2y = x

y = 1/2x  No

x + 2y = 0

2y = -x

y = -1/2x Yes!

So x + 2y = 0 is your answer