<PRE><B>Question 966703</B>


Let &amp;nbsp;&lt;B&gt;n&lt;/B&gt;&amp;nbsp; be the number of nachos and &amp;nbsp;&lt;B&gt;p&lt;/B&gt;&amp;nbsp; be the number of popcorn servings sold. 


Then the first equation is 

n + p = 660.


The second equation is 

2n = p.


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