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	<title>Комментарии: 1)(11,7-x):1,2=3 2)2,7×(15-x)=5,4 3)(x-12):13,3=1 4)1,287-x=0,873 5)(9-x)×0.11=0,77</title>
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		<title>Автор: Воронова Татьяна</title>
		<link>https://ukrreferat.com/questions/1-11-7-x-1-2-3-2-2-7-15-x-5-4-3-x-12-13-3-1-4-1-287-x-0-873-5-9-x-0-11-0-77#comment-169</link>
		<dc:creator><![CDATA[Воронова Татьяна]]></dc:creator>
		<pubDate>Fri, 19 Apr 2019 00:00:55 +0000</pubDate>
		<guid isPermaLink="false">https://ukrreferat.com/?p=160413#comment-169</guid>
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&lt;p&gt;1) (11,7 - x) : 1,2 = 3;&lt;/p&gt;
&lt;p&gt;11,7 - x = 3 * 1,2;&lt;/p&gt;
&lt;p&gt;- х = 3,6 - 11,7;&lt;/p&gt;
&lt;p&gt;- х = - 8,1;&lt;/p&gt;
&lt;p&gt;х = 8,1.&lt;/p&gt;
&lt;p&gt;2) 2,7 * (15 - x) = 5,4;&lt;/p&gt;
&lt;p&gt;15 - x = 5,4 : 2,7;&lt;/p&gt;
&lt;p&gt;15 - x = 2;&lt;/p&gt;
&lt;p&gt;- х = 2 - 15;&lt;/p&gt;
&lt;p&gt;- х = - 13;&lt;/p&gt;
&lt;p&gt;х = 13.&lt;/p&gt;
&lt;p&gt;3) (x - 12) : 13,3 = 1;&lt;/p&gt;
&lt;p&gt;x - 12 = 1 * 13,3;&lt;/p&gt;
&lt;p&gt;х = 13,3 + 12;&lt;/p&gt;
&lt;p&gt;х = 25,3.&lt;/p&gt;
&lt;p&gt;4) 1,287 - x = 0,873;&lt;/p&gt;
&lt;p&gt;- x = 0,873 - 1,287;&lt;/p&gt;
&lt;p&gt;- x = - (1 + 0,287) + 0,873;&lt;/p&gt;
&lt;p&gt;- x = - (1 - 0,873) - 0,287;&lt;/p&gt;
&lt;p&gt;- x = - 0,127 - 0,287;&lt;/p&gt;
&lt;p&gt;- х = - 0,414.&lt;/p&gt;
&lt;p&gt;5) (9 - x) * 0,11 = 0,77;&lt;/p&gt;
&lt;p&gt;9 - x = 0,77 : 0,11;&lt;/p&gt;
&lt;p&gt;9 - x = 77/11;&lt;/p&gt;
&lt;p&gt;9 - x = 7;&lt;/p&gt;
&lt;p&gt;- x = 7 - 9;&lt;/p&gt;
&lt;p&gt;- x = - 2;&lt;/p&gt;
&lt;p&gt;х = 2.&lt;/p&gt;
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		<content:encoded><![CDATA[<p>1) (11,7 &#8211; x) : 1,2 = 3;</p>
<p>11,7 &#8211; x = 3 * 1,2;</p>
<p>&#8211; х = 3,6 &#8211; 11,7;</p>
<p>&#8211; х = &#8211; 8,1;</p>
<p>х = 8,1.</p>
<p>2) 2,7 * (15 &#8211; x) = 5,4;</p>
<p>15 &#8211; x = 5,4 : 2,7;</p>
<p>15 &#8211; x = 2;</p>
<p>&#8211; х = 2 &#8211; 15;</p>
<p>&#8211; х = &#8211; 13;</p>
<p>х = 13.</p>
<p>3) (x &#8211; 12) : 13,3 = 1;</p>
<p>x &#8211; 12 = 1 * 13,3;</p>
<p>х = 13,3 + 12;</p>
<p>х = 25,3.</p>
<p>4) 1,287 &#8211; x = 0,873;</p>
<p>&#8211; x = 0,873 &#8211; 1,287;</p>
<p>&#8211; x = &#8211; (1 + 0,287) + 0,873;</p>
<p>&#8211; x = &#8211; (1 &#8211; 0,873) &#8211; 0,287;</p>
<p>&#8211; x = &#8211; 0,127 &#8211; 0,287;</p>
<p>&#8211; х = &#8211; 0,414.</p>
<p>5) (9 &#8211; x) * 0,11 = 0,77;</p>
<p>9 &#8211; x = 0,77 : 0,11;</p>
<p>9 &#8211; x = 77/11;</p>
<p>9 &#8211; x = 7;</p>
<p>&#8211; x = 7 &#8211; 9;</p>
<p>&#8211; x = &#8211; 2;</p>
<p>х = 2.</p>
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