document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=152479>Question 152479</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Systems of equations can be solved by graphing or by using substitution or elimination. What are the pros and cons of each method?  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #112060 by </B><A HREF=/tutors/aboutme.mpl?userid=Fombitz><B>Fombitz(32388)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Fombitz><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=Fombitz><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=112060\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Graphing gives you a good idea of where the solution but it's not exact. <BR>\n" );
document.write( "Elmination and substitution give you the exact answer but it can become tedious and cumbersome. <BR>\n" );
document.write( "An example, if the solution is x=3/7 and y=5/7, you'd get close with graphing \r<BR>\n" );
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document.write( "(x=0.4, y=0.7 or x=0.43,y=0.71, depending on the fineness of your graphing paper) <BR>\n" );
document.write( "but you'd never get the exact answer.  </SPAN>\n" );
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