document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=144840>Question 144840</A>: <I><SPAN STYLE=\"word-break: break-all;\">                                   </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #105541 by </B><A HREF=/tutors/aboutme.mpl?userid=josmiceli><B>josmiceli(19441)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=josmiceli><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=josmiceli><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=105541\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> There are 2 main things to know<BR>\n" );
document.write( "1) You have to get <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=k ALIGN=MIDDLE  ALT=\"k\"   DISABLED_style= \"max-width:90%; height:auto;\" > all by itself on one side of the equation<BR>\n" );
document.write( "2) Anything you do to one side, you MUST do to the other side<BR>\n" );
document.write( "So, first<BR>\n" );
document.write( "Subtract <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=3u ALIGN=MIDDLE  ALT=\"3u\"   DISABLED_style= \"max-width:90%; height:auto;\" > from both sides<BR>\n" );
document.write( "This is the same thing as adding these 2 equations together<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-3u+=+-3u ALIGN=MIDDLE  ALT=\"-3u+=+-3u\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=t+=+3k+%2B+3u ALIGN=MIDDLE  ALT=\"t+=+3k+%2B+3u\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Notice that the <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=-3u ALIGN=MIDDLE  ALT=\"-3u\"   DISABLED_style= \"max-width:90%; height:auto;\" > and the <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=3u ALIGN=MIDDLE  ALT=\"3u\"   DISABLED_style= \"max-width:90%; height:auto;\" > on the right side cancel<BR>\n" );
document.write( "So, now you have<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=t+-+3u+=+3k ALIGN=MIDDLE  ALT=\"t+-+3u+=+3k\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Now divide both sides by <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=3 ALIGN=MIDDLE  ALT=\"3\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28t+-+3u%29+%2F+3+=+%283k%29+%2F+3 ALIGN=MIDDLE  ALT=\"%28t+-+3u%29+%2F+3+=+%283k%29+%2F+3\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "On the right side, the <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=3 ALIGN=MIDDLE  ALT=\"3\"   DISABLED_style= \"max-width:90%; height:auto;\" > in the denominator cancels the <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=3 ALIGN=MIDDLE  ALT=\"3\"   DISABLED_style= \"max-width:90%; height:auto;\" > <BR>\n" );
document.write( "in the numerator<BR>\n" );
document.write( "Now you have<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=%28t+-+3u%29+%2F+3+=+k ALIGN=MIDDLE  ALT=\"%28t+-+3u%29+%2F+3+=+k\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Now just rewrite the equation in the opposite direction<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=k+=+%28t+-+3u%29+%2F+3 ALIGN=MIDDLE  ALT=\"k+=+%28t+-+3u%29+%2F+3\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "And that's the answer </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );