document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=63739>Question 63739</A>This question is from textbook <A HREF=http://www.amazon.com/exec/obidos/ASIN/093979862x/algebrahomeworkh>An Incremental Development</A><BR>\n" );
document.write( ": <I><SPAN STYLE=\"word-break: break-all;\"> please help to \r<BR>\n" );
document.write( "\n" );
document.write( "simplify by adding like terms : \r<BR>\n" );
document.write( "\n" );
document.write( "- 4mn^2/m^-1 + 2mn^2m^-1 - 7m^3/mn^-2 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #44478 by </B><A HREF=/tutors/aboutme.mpl?userid=tanimachatterjee><B>tanimachatterjee(60)</B></A><img src=\"/images/stars/stars-08.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=tanimachatterjee><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=44478\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> - 4mn^2/m^-1 + 2mn^2m^-1 - 7m^3/mn^-2\r<BR>\n" );
document.write( "\n" );
document.write( "=-4 m^(1+1)n^2 + 2m^(1-1)n^2 -7m^(3-1)n^2\r<BR>\n" );
document.write( "\n" );
document.write( "=-4 m^2n^2 + 2n^2 -7m^2n^2\r<BR>\n" );
document.write( "\n" );
document.write( "=-11m^2n^2 + 2n^2\r<BR>\n" );
document.write( "\n" );
document.write( "=n^2(-11m^2 + 2) </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );