document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=768437>Question 768437</A>: <I><SPAN STYLE=\"word-break: break-all;\"> how do you do factorization by grouping for the following:\r<BR>\n" );
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document.write( "20z^2-8zx-45zx+18x^2 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #468296 by </B><A HREF=/tutors/aboutme.mpl?userid=ankor@dixie-net.com><B>ankor@dixie-net.com(22740)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ankor@dixie-net.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=ankor@dixie-net.com><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=468296\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 20z^2-8zx-45zx+18x^2<BR>\n" );
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document.write( "Group them like this<BR>\n" );
document.write( "(20z^2-8zx) - (45zx-18x^2)<BR>\n" );
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document.write( "Factor out common terms<BR>\n" );
document.write( "4z(5z-2x) - 9x(5z-2x)<BR>\n" );
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document.write( "Factor our (5z-2x)<BR>\n" );
document.write( "(5z-2x)(4z- 9x) </SPAN>\n" );
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