document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=364017>Question 364017</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A wallet contains $2.20 in coins (nickels and dimes). If there are 32 coins in total, how many of them are nickels?  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #259623 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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=259623\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> A wallet contains $2.20 in coins (nickels and dimes). If there are 32 coins in total, how many of them are nickels?<BR>\n" );
document.write( "------<BR>\n" );
document.write( "Quantity Eq.::: n + d = 32 coins<BR>\n" );
document.write( "Value Eq:::::: 5n+10d = 220 cents<BR>\n" );
document.write( "------------------------------------<BR>\n" );
document.write( "Multiply thru Quantity Eq. by 5 to get:<BR>\n" );
document.write( "5n+5d = 5*32<BR>\n" );
document.write( "-----<BR>\n" );
document.write( "Subtract that from the Value Eq and solve for \"d\":<BR>\n" );
document.write( "5d = 220-5*32<BR>\n" );
document.write( "5d = 60<BR>\n" );
document.write( "d = 12 (# of dimes)<BR>\n" );
document.write( "---<BR>\n" );
document.write( "Since n+d = 32, n = 20 (# of nickels)<BR>\n" );
document.write( "===================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H. <BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );