document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=761416>Question 761416</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Kate has 21 coins (nickels and dimes) in her purse. How many nickels and dimes does she have if she has $1.50? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #463466 by </B><A HREF=/tutors/aboutme.mpl?userid=Cromlix><B>Cromlix(4381)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Cromlix><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=Cromlix><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=463466\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Nickels = x<BR>\n" );
document.write( "Dimes = y<BR>\n" );
document.write( "x + y = 21...1<BR>\n" );
document.write( "5x + 10y = 150...2<BR>\n" );
document.write( "Multiply (1) by 10<BR>\n" );
document.write( "10x + 10y = 210...3<BR>\n" );
document.write( "5x  + 10y = 150...2<BR>\n" );
document.write( "Subtract (2) from (3)<BR>\n" );
document.write( " 5x       = 60<BR>\n" );
document.write( "  x       = 12<BR>\n" );
document.write( "Substitute x = 12 into Eq(1)<BR>\n" );
document.write( "x + y = 21<BR>\n" );
document.write( "12 + y = 21<BR>\n" );
document.write( "     y = 21 - 12<BR>\n" );
document.write( "     y = 9<BR>\n" );
document.write( "So, Kate has 12 nickels and 9 dimes<BR>\n" );
document.write( "Hope this helps.<BR>\n" );
document.write( ":-) </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );