document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=474788>Question 474788</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Find all solutions of the system<BR>\n" );
document.write( "y+x^2=4x<BR>\n" );
document.write( "y+4x=16 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #325600 by </B><A HREF=/tutors/aboutme.mpl?userid=mananth><B>mananth(16946)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=mananth><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=mananth><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=325600\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> y+x^2=4x<BR>\n" );
document.write( "y+4x=16\r<BR>\n" );
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document.write( "y=4x-x^2\r<BR>\n" );
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document.write( "substitute y in second equation\r<BR>\n" );
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document.write( "y+4x=16<BR>\n" );
document.write( "4x-x^2+4x=16<BR>\n" );
document.write( "x^2-8x+16=0\r<BR>\n" );
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document.write( "(x-4)^2=0<BR>\n" );
document.write( "x=4 </SPAN>\n" );
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