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 <title><![CDATA[xy+x=1-y此题怎么化]]></title>
 <link><![CDATA[http://42.193.176.42/read.php?tid=95326]]></link>
 <description><![CDATA[Latest 20 replies of xy+x=1-y此题怎么化]]></description>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[晕&nbsp; 刚刚发帖子的时候太卡了&nbsp; 我以为没有发出去&nbsp; &nbsp; 结果卡重复了&nbsp;  麻烦版主去操作下吧]]></description>
 <link><![CDATA[http://42.193.176.42/read.php?tid=95326#2687254]]></link>
 <author><![CDATA[飞得更高]]></author>
 <category><![CDATA[『 求助专区 』]]></category>
 <pubdate><![CDATA[Tue, 09 Oct 2007 14:36:02 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[这么简单我怎么没想到]]></description>
 <link><![CDATA[http://42.193.176.42/read.php?tid=95326#2687248]]></link>
 <author><![CDATA[小帅帅]]></author>
 <category><![CDATA[『 求助专区 』]]></category>
 <pubdate><![CDATA[Tue, 09 Oct 2007 14:35:34 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[xy+x=1-y&nbsp; &nbsp; ----&gt;&nbsp; &nbsp; xy+y=1-x&nbsp; &nbsp; ----&gt;&nbsp; y(x+1)=1-x&nbsp;  ----&gt;&nbsp; y=(1-x)/1+x


最后推出你要的结果]]></description>
 <link><![CDATA[http://42.193.176.42/read.php?tid=95326#2687242]]></link>
 <author><![CDATA[飞得更高]]></author>
 <category><![CDATA[『 求助专区 』]]></category>
 <pubdate><![CDATA[Tue, 09 Oct 2007 14:35:10 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[原来这么简单这帖关了]]></description>
 <link><![CDATA[http://42.193.176.42/read.php?tid=95326#2687239]]></link>
 <author><![CDATA[小帅帅]]></author>
 <category><![CDATA[『 求助专区 』]]></category>
 <pubdate><![CDATA[Tue, 09 Oct 2007 14:34:51 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[xy+x=1-y&nbsp; &nbsp; ----&gt;&nbsp; &nbsp; xy+y=1-x&nbsp; &nbsp; ----&gt;&nbsp; y(x+1)=1-x&nbsp;  ----&gt;&nbsp; y=(1-x)/1+x


最后推出你要的结果]]></description>
 <link><![CDATA[http://42.193.176.42/read.php?tid=95326#2687232]]></link>
 <author><![CDATA[飞得更高]]></author>
 <category><![CDATA[『 求助专区 』]]></category>
 <pubdate><![CDATA[Tue, 09 Oct 2007 14:33:30 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[呵呵&nbsp; 貌似很简单啊 把Y移过去和XY 提取Y&nbsp; 就OK了嘛]]></description>
 <link><![CDATA[http://42.193.176.42/read.php?tid=95326#2687164]]></link>
 <author><![CDATA[笨笨鱼]]></author>
 <category><![CDATA[『 求助专区 』]]></category>
 <pubdate><![CDATA[Tue, 09 Oct 2007 14:26:59 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[汗啊！！XY+Y=1-X
Y（X+1）=1-X
&nbsp; &nbsp; &nbsp; 
Y=你要的结果了！！ [s:391]&nbsp; [s:391]&nbsp; [s:391]]]></description>
 <link><![CDATA[http://42.193.176.42/read.php?tid=95326#2687095]]></link>
 <author><![CDATA[gaowen1360]]></author>
 <category><![CDATA[『 求助专区 』]]></category>
 <pubdate><![CDATA[Tue, 09 Oct 2007 14:20:45 +0000]]></pubdate>
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