document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=43107>Question 43107</A>: <I><SPAN STYLE=\"word-break: break-all;\"> David has collected $6.50 in nickels and dimes. If he has 75 coins, how many of each kind of coin does he have? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #28115 by </B><A HREF=/tutors/aboutme.mpl?userid=checkley71><B>checkley71(8403)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=checkley71><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/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=28115\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> d+n=75<BR>\n" );
document.write( "10d+5n=650 & d=75-n then 10(75-n)+5n=650 750-10n+5n=650 or 100=5n or n=20 &<BR>\n" );
document.write( "d=75-20 or d=55 \r<BR>\n" );
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document.write( "proof 10*55+5*20=650 or 550+100=650 or 650=650 </SPAN>\n" );
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