document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=99091>Question 99091</A>: <I><SPAN STYLE=\"word-break: break-all;\"> i don't understand this solve the equation for x\r<BR>\n" );
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document.write( "x^2 + 4x + 4 =7 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #72107 by </B><A HREF=/tutors/aboutme.mpl?userid=stanbon><B>stanbon(75887)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=stanbon><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/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=72107\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> x^2 + 4x + 4 =7<BR>\n" );
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document.write( "x^2+4x-3=0\r<BR>\n" );
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document.write( "Using the quadratic formula:<BR>\n" );
document.write( "x = [-4 +- sqrt(16-4*1*-3)]/2\r<BR>\n" );
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document.write( "x = [-4 +- sqrt(28)]/2\r<BR>\n" );
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document.write( "x = [-4 +- 2sqrt(7)]/2\r<BR>\n" );
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document.write( "x = [-2 +- sqrt(7)]\r<BR>\n" );
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document.write( "x = -2+sqrt7 or x=-2-sqrt7<BR>\n" );
document.write( "=================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H. </SPAN>\n" );
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