document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=152630>Question 152630</A>: <I><SPAN STYLE=\"word-break: break-all;\"> simplify:\r<BR>\n" );
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document.write( "3m^4-7m^3+8m^2-4m - [-3m^4-(7m^3-8m^2+4m)] </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #112314 by </B><A HREF=/tutors/aboutme.mpl?userid=orca><B>orca(409)</B></A><img src=\"/images/stars/stars-10.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=orca><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=112314\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Firstly, remove the parentheses.<BR>\n" );
document.write( "Secondly remove the brackets.<BR>\n" );
document.write( "finally combine like terms.<BR>\n" );
document.write( "3m^4-7m^3+8m^2-4m - [-3m^4-(7m^3-8m^2+4m)]<BR>\n" );
document.write( "= 3m^4-7m^3+8m^2-4m - [-3m^4-7m^3+8m^2-4m]<BR>\n" );
document.write( "= 3m^4-7m^3+8m^2-4m +3m^4+7m^3-8m^2+4m<BR>\n" );
document.write( "= 3m^4 + 3m^4 - 7m^3 + 7m^3 + 8m^2 - 8m^2-4m +4m<BR>\n" );
document.write( "= 6m^4\r<BR>\n" );
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document.write( " </SPAN>\n" );
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