Is $3x-3y=0$ a direct variation and if so what is the constant?

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Answer 1 · 2015-05-28T11:01:22

$3x-3y =0$
can be re-written as
$y=x$ or $y=(1)x$
and is, therefore, a direct variation with a constant of $(1)$

Is 3x-3y=03x-3y=0 a direct variation and if so what is the constant?