document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=485893>Question 485893</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A farmer keeps sheep and chickens. In the farmyard there are 68 animals with a total of 270 legs. Assuming every chicken has exactly two legs and each sheep has exactly four legs, how many chickens and how many sheep are there in the farmyard? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #332240 by </B><A HREF=/tutors/aboutme.mpl?userid=Tatiana_Stebko><B>Tatiana_Stebko(1539)</B></A><img src=\"/images/stars/stars-12.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Tatiana_Stebko><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=Tatiana_Stebko><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=332240\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Let x chickens<BR>\n" );
document.write( "Let y sheep<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=system%28x%2By=68%2C2x%2B4y=270%29 ALIGN=MIDDLE  ALT=\"system%28x%2By=68%2C2x%2B4y=270%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > <BR>\n" );
document.write( "divide the second equation by 2<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=system%28x%2By=68%2Cx%2B2y=135%29 ALIGN=MIDDLE  ALT=\"system%28x%2By=68%2Cx%2B2y=135%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > <BR>\n" );
document.write( "subtract the first equation from the second<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y=67 ALIGN=MIDDLE  ALT=\"y=67\"   DISABLED_style= \"max-width:90%; height:auto;\" > sheep<BR>\n" );
document.write( "Substitute <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=y=67 ALIGN=MIDDLE  ALT=\"y=67\"   DISABLED_style= \"max-width:90%; height:auto;\" > into the first equation<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x%2B67=68 ALIGN=MIDDLE  ALT=\"x%2B67=68\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x=1 ALIGN=MIDDLE  ALT=\"x=1\"   DISABLED_style= \"max-width:90%; height:auto;\" >chicken<BR>\n" );
document.write( "A farmer has 1 chicken and 67 sheep </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );