document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=158960>Question 158960</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Amber has 30 coins in nickles and dimes.  In all she has $2.10.  How many nickles and dimes does she have.   </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #117086 by </B><A HREF=/tutors/aboutme.mpl?userid=nerdybill><B>nerdybill(7384)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=nerdybill><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=nerdybill><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=117086\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\">     Amber has 30 coins in nickles and dimes. In all she has $2.10. How many nickles and dimes does she have. <BR>\n" );
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document.write( "Let n = number of nickels<BR>\n" );
document.write( "then, because there is a total of 30 coins<BR>\n" );
document.write( "30-n = number of dimes<BR>\n" );
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document.write( "Because, we know the total is $2.10<BR>\n" );
document.write( "\"amt from nickels\" + \"amt from dimes\" = $2.10<BR>\n" );
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document.write( ".05n + .10(30-n) = 2.10<BR>\n" );
document.write( ".05n + 3 - .10n = 2.10<BR>\n" );
document.write( "3 - .05n = 2.10<BR>\n" );
document.write( "3 = .05n+2.10<BR>\n" );
document.write( ".90 = .05n<BR>\n" );
document.write( ".90/.05 = n<BR>\n" );
document.write( "18 = n (number of nickels)<BR>\n" );
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document.write( "number of dimes:<BR>\n" );
document.write( "30-n = 30-18 = 12 (number of dimes)<BR>\n" );
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