document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=401343>Question 401343</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Solve for X. Simplify your answer use comma to separate answer as needed.\r<BR>\n" );
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document.write( "4x(x-9)-5x(x-8)= -5 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #284009 by </B><A HREF=/tutors/aboutme.mpl?userid=algebrahouse.com><B>algebrahouse.com(1659)</B></A><img src=\"/images/stars/stars-12.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=algebrahouse.com><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=algebrahouse.com><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=284009\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 4x(x - 9) - 5x(x - 8) = -5<BR>\n" );
document.write( "4x^2 - 36x - 5x^2 + 40x = -5 {used distributive property}<BR>\n" );
document.write( "-x^2 + 4x = -5 {combined like terms}<BR>\n" );
document.write( "x^2 - 4x - 5 = 0 {added x^2 and subtracted 4x from both sides}<BR>\n" );
document.write( "(x - 5)(x + 1) = 0 {factored into two binomials}<BR>\n" );
document.write( "x - 5 = 0 or x + 1 = 0 {set each factor equal to 0}<BR>\n" );
document.write( "x = 5 or x = -1 {solved each equation for x}<BR>\n" );
document.write( "x = 5,-1\r<BR>\n" );
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