<CENTER><DIV align=center>
<TABLE width=90% cellPadding=2 border=0>
<TR><TD vAlign=center align=middle colSpan=4><H2> +=</H2></TD></TR>
<TR><TD vAlign=left colSpan=4>
<P class="infodata">: </P></TD></TR><TR><TD colSpan=4><P class="textbody">    
<li>     4,     
<li>     8 

<p>              .    +    4  .   4+2</p>
   ''.         .




</P><P class="textbody">&nbsp;</P><P class="textbody" align=center><APPLET code="EquationScales.class" codebase="../../../programs" archive="EquationScales.jar" width=600 height=500></APPLET>


</P><P class="texttitle"></P><P class="textbody">
<p><i>                      ;  </i>
</p>


</P><P class="textbody">&nbsp;</P><P class="texttitle"></P><P class="textbody"><p>               Shift             . </p>

<p>                   . 
</p>
<p>          .               . </p>


</P><P class="textbody">&nbsp;</P><TR><TD vAlign=center align=middle bgColor=#81E254><P align=center class="bottombarlinks"><A HREF="../../../programs/EquationScales.html" target=_blank> </A></P></TD><TD vAlign=center align=middle bgColor=#81E254><P align=center class="bottombarlinks"><A HREF="../../../programs/EquationScales_Help.html" target=_blank>    </A></P></TD><TD vAlign=center align=middle bgColor=#81E254><P class="bottombarlinks"><A HREF="javascript:open_popup('body_Help_1.html')">   </A></P></TD></TR></DIV></TABLE>