document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=12873>Question 12873</A>: <I><SPAN STYLE=\"word-break: break-all;\"> what is 8s+9=7s-21 </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #6762 by </B><A HREF=/tutors/aboutme.mpl?userid=hyh_123><B>hyh_123(8)</B></A><img src=\"/images/stars/stars-05.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=hyh_123><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=6762\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\">    8s+9=7s-21<BR>\n" );
document.write( "8s-7s+9=-21    (same terms on one side)<BR>\n" );
document.write( "    s   =-21-9 (negative sign get added together)<BR>\n" );
document.write( "    s   =-30  \r<BR>\n" );
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document.write( "CHECK\r<BR>\n" );
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document.write( "8(-30)+9=7(-30)-21<BR>\n" );
document.write( "  -210+9=-210-21<BR>\n" );
document.write( "    -231=-231 * </SPAN>\n" );
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