document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=389785>Question 389785</A>: <I><SPAN STYLE=\"word-break: break-all;\"> My problem is as follows, a swimming pool 6 meters wide and 10 meters long is to be surrounded by a walk of uniform width.  The area of the walk happens to equal the area of the pool.  What is the with of the walk? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #276324 by </B><A HREF=/tutors/aboutme.mpl?userid=scott8148><B>scott8148(6628)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=scott8148><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=scott8148><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=276324\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> the width of the walk is added to both ends of the length and width of the pool<BR>\n" );
document.write( "this makes the dimensions of the pool/walk 6+2w by 10+2w<BR>\n" );
document.write( "the area is twice the area of the pool ___ a = 6 * 10 * 2 = 120\r<BR>\n" );
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document.write( "(6 + 2w)(10 + 2w) = 120\r<BR>\n" );
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document.write( "4w^2 + 32w + 60 = 120\r<BR>\n" );
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document.write( "w^2 + 8w - 15 = 0\r<BR>\n" );
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document.write( "use quadratic formula to find w </SPAN>\n" );
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