document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1031885>Question 1031885</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A box contains 18 coins of nickels and quarters.  How many quarters and nickels must be in the box so that it contains $3.30?   I have to write an equation first. Thanks  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #646577 by </B><A HREF=/tutors/aboutme.mpl?userid=mananth><B>mananth(16946)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=mananth><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/cgi-bin/show-face.mpl?user=mananth><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=646577\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <BR>\n" );
document.write( "A box contains 18 coins of nickels and quarters. \r<BR>\n" );
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document.write( "let n be the number of nickels<BR>\n" );
document.write( "q be the number of quarters\r<BR>\n" );
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document.write( "n+q=18..............................(1)\r<BR>\n" );
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document.write( "5n+25q=330<BR>\n" );
document.write( "/5<BR>\n" );
document.write( "n+5q=66...............................(2)\r<BR>\n" );
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document.write( "subtract the equations\r<BR>\n" );
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document.write( "4q=48\r<BR>\n" );
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document.write( "q=12\r<BR>\n" );
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document.write( "So<BR>\n" );
document.write( "n= 6\r<BR>\n" );
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document.write( "  </SPAN>\n" );
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