document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=82339>Question 82339</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A garden area is 30 ft. long and 20 ft. wide. A path of uniform width is set around the edge. If the remaining garden area is 400 ft^2, what is the width of the path.  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #58980 by </B><A HREF=/tutors/aboutme.mpl?userid=checkley75><B>checkley75(3666)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=checkley75><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=58980\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> 30*20=600 THE ORIGINAL AREA<BR>\n" );
document.write( "(30-2X)(20-2X)=400 THE REMAINING GARDEN<BR>\n" );
document.write( "600-40X-60X+4X^2=400<BR>\n" );
document.write( "4X^2-100X+200=0<BR>\n" );
document.write( "X^2-25X+50=0<BR>\n" );
document.write( "USING THE QUADRATIC EQUATION WE GET:<BR>\n" );
document.write( "X=(25+-SQRT[-25*-25-4*1*50])/2*1<BR>\n" );
document.write( "X=(25+-SQRT[625-200])/2<BR>\n" );
document.write( "X=(25+-SQRT425)/2<BR>\n" );
document.write( "X=(25+-20.6)/2<BR>\n" );
document.write( "X=(25+20.6)/2<BR>\n" );
document.write( "X=45.6/2<BR>\n" );
document.write( "X=22.8 NON ANSWER.<BR>\n" );
document.write( "X=(25-20.6)/2<BR>\n" );
document.write( "X=4.4/2<BR>\n" );
document.write( "X=2.2 ANSWER FOR THE WIDTH OF THE PATH.<BR>\n" );
document.write( "PROOF<BR>\n" );
document.write( "(30-4.4)*(20-4.4)=400<BR>\n" );
document.write( "25.6*15.6=400<BR>\n" );
document.write( "400=400<BR>\n" );
document.write( " </SPAN>\n" );
document.write( "</TD></TR></TABLE>\n" );