<PRE><B>Question 1204087</B>
.


When the question is &quot;which of the following systems of equations can be used&quot;,


don&#39;t you think that several systems must be presented as possible options in the post to choose from  ? ? ?



Don&#39;t you think ?


&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;Don&#39;t you think ?


&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;&amp;nbsp;Don&#39;t you think ?



Otherwise, what you send is perceived as GIBBERISH.



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