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- Jan 26, 2012

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http://i1301.photobucket.com/albums/ag115/phrox1/mathprob_zpsfc7c910e.png

I'm also not sure of that. This is the whole question

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Determine whether there exists a constant $c$ such that the line $x+cy=0$ has slope $-8$.

The "Has slope $-8$" is not a new sentence.

So, how do you think you could proceed on this problem? What is the slope of a line of the form $x+cy=0$?

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You got it! And you're very welcome.1/8 Thanks!