document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=185044>Question 185044</A>This question is from textbook <A HREF=http://www.amazon.com/exec/obidos/ASIN/1592009425/algebrahomeworkh></A><BR>\n" );
document.write( ": <I><SPAN STYLE=\"word-break: break-all;\"> please help me i need help\r<BR>\n" );
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document.write( "9x2 - 81 = 0\r<BR>\n" );
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document.write( "n2 - 25 = 0 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #138820 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=138820\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 9x2 - 81 = 0 <BR>\n" );
document.write( "Divide thru by 9 to get:<BR>\n" );
document.write( "9(x^2 - 9) =0<BR>\n" );
document.write( "Divide thru by 9 and Factor:<BR>\n" );
document.write( "(x-3)(x+3) = 0<BR>\n" );
document.write( "x = -3 or x = 3<BR>\n" );
document.write( "-------------------------<BR>\n" );
document.write( "n^2 - 25 = 0<BR>\n" );
document.write( "Factor:<BR>\n" );
document.write( "(n-5)(n+5) = 0<BR>\n" );
document.write( "n = 5 or n = -5<BR>\n" );
document.write( "==================<BR>\n" );
document.write( "Cheers,<BR>\n" );
document.write( "Stan H.<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );