document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=515137>Question 515137</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Need help - x3 + x2 = 4x + 4, please? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #343749 by </B><A HREF=/tutors/aboutme.mpl?userid=Gogonati><B>Gogonati(855)</B></A><img src=\"/images/stars/stars-11.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Gogonati><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=Gogonati><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=343749\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <BR>\n" );
document.write( "Set the equation equal to zero\r<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x3%2Bx%5E2-4x-4=0 ALIGN=MIDDLE  ALT=\"x3%2Bx%5E2-4x-4=0\"   DISABLED_style= \"max-width:90%; height:auto;\" > Factor the left side of equation\r<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x%5E2%28x%2B1%29-4%28x%2B1%29=0 ALIGN=MIDDLE  ALT=\"x%5E2%28x%2B1%29-4%28x%2B1%29=0\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
document.write( "\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28x%2B1%29%28x%2B2%29%28x-2%29=0 ALIGN=MIDDLE  ALT=\"%28x%2B1%29%28x%2B2%29%28x-2%29=0\"   DISABLED_style= \"max-width:90%; height:auto;\" > Solve the equation setting each factor to zero:\r<BR>\n" );
document.write( "\n" );
document.write( "x+1=0 => x=-1; x+2=0 => x=-2, and x-2=0 => x=2\r<BR>\n" );
document.write( "\n" );
document.write( "Answer:The solution set is {-2, -1, 1} </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );