Which of the following equations represents direct variation?A. y=3x+4B. xy=6C. 3x-6y=0D. x+y=6Please help!!!

Diahann asked Oct 12, 2023

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Diahann asked Oct 12, 2023

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15 votes

To see if they represent a direct variation we have to write yhem in the form:

so we rewrite the four equations like:

$\begin{gathered} A\to y=3x+4 \\ B\to y=(6)/(x) \\ C\to y=(3)/(6)x \\ D\to y=-x+6 \end{gathered}$

So the only one that has the same form is option C

Arturgrigor answered Oct 17, 2023

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