document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=366830>Question 366830</A>: <I><SPAN STYLE=\"word-break: break-all;\"> can you please help me to solve this equation?\r<BR>\n" );
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document.write( "400r=x^2-40x+400\r<BR>\n" );
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document.write( "i want the answer in r\r<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #261506 by </B><A HREF=/tutors/aboutme.mpl?userid=Alan3354><B>Alan3354(69443)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Alan3354><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=Alan3354><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=261506\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 400r=x^2-40x+400<BR>\n" );
document.write( "r = (x^2-40x+400)/400<BR>\n" );
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document.write( "Like that?<BR>\n" );
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document.write( "x^2-40x+400(1-r) = 0<BR>\n" );
document.write( "x = 20 ± 20*sqrt(r) or like that?<BR>\n" );
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