document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=139450>Question 139450</A>: <I><SPAN STYLE=\"word-break: break-all;\"> please help\r<BR>\n" );
document.write( "\n" );
document.write( "solve the quadratic equation by completing the square\r<BR>\n" );
document.write( "\n" );
document.write( "x^2+12x+30=0 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #101658 by </B><A HREF=/tutors/aboutme.mpl?userid=scott8148><B>scott8148(6628)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=scott8148><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=scott8148><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=101658\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> subtracting 30 __ x^2+12x=-30\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "adding the square of half of the x coefficient __ x^2+12x+(12/2)^2=-30+(12/2)^2\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "x^2+12x+36=6 __ taking square root __ x+6=+-sqrt(6)\r<BR>\n" );
document.write( "<BR>\n" );
document.write( "\n" );
document.write( "subtracting 6 __ x=-6 +- sqrt(6) </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );