document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=587406>Question 587406</A>: <I><SPAN STYLE=\"word-break: break-all;\"> x squared minus 8x equals -7 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #374118 by </B><A HREF=/tutors/aboutme.mpl?userid=dfrazzetto><B>dfrazzetto(283)</B></A><img src=\"/images/stars/stars-09.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=dfrazzetto><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=dfrazzetto><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=374118\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> x^2 - 8x = -7\r<BR>\n" );
document.write( "\n" );
document.write( "intuition tells us x might be 7, but let's find out:\r<BR>\n" );
document.write( "\n" );
document.write( "x^2 - 8x + 7 = 0\r<BR>\n" );
document.write( "\n" );
document.write( "factors:\r<BR>\n" );
document.write( "\n" );
document.write( "(x - 7)(x - 1) = 0\r<BR>\n" );
document.write( "\n" );
document.write( "x = 1, 7\r<BR>\n" );
document.write( "\n" );
document.write( "1 and 7 are both answers\r<BR>\n" );
document.write( "\n" );
document.write( "CHECK:\r<BR>\n" );
document.write( "\n" );
document.write( "1 - 8 = -7<BR>\n" );
document.write( "49 - 56 = -7<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );