Respuesta :
Is 3y = x a function?
[tex]3y= x \\ \\ y= \frac{x}{3} \\ \\ \boxed{y= \frac{1}{3}x} [/tex]
[tex]3y= x \\ \\ y= \frac{x}{3} \\ \\ \boxed{y= \frac{1}{3}x} [/tex]