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	<title>Comentários sobre: Sistema linear impossível,matemática</title>
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		<title>Por: julianokappes</title>
		<link>http://www.professoronline.net/sistema-linear-impossivelmatematica/comment-page-1/#comment-1201</link>
		<dc:creator><![CDATA[julianokappes]]></dc:creator>
		<pubDate>Wed, 02 Oct 2013 20:43:39 +0000</pubDate>
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		<description><![CDATA[Se substituirmos a linha z pelo resultado, ficará:

1 -2 4 1 -2

-2 7 -1 -2 1

1 1 k 1 1

Fazendo os cruzamentos fica:

3k = 33

k = 11]]></description>
		<content:encoded><![CDATA[<p>Se substituirmos a linha z pelo resultado, ficará:</p>
<p>1 -2 4 1 -2</p>
<p>-2 7 -1 -2 1</p>
<p>1 1 k 1 1</p>
<p>Fazendo os cruzamentos fica:</p>
<p>3k = 33</p>
<p>k = 11</p>
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