document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=600376>Question 600376</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A kitchen floor is 3 feet longer thann it is wide. The area of the floor is 180 square feet. Find the demensions of the kitchen.\r<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #379287 by </B><A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><B>jim_thompson5910(35256)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=jim_thompson5910><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=379287\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> A = LW\r<BR>\n" );
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document.write( "A = (W+3)W\r<BR>\n" );
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document.write( "A = W(W+3)\r<BR>\n" );
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document.write( "180 = W(W+3)\r<BR>\n" );
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document.write( "180 = W^2 + 3W\r<BR>\n" );
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document.write( "0 = W^2 + 3W - 180 \r<BR>\n" );
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document.write( "W^2 + 3W - 180 = 0\r<BR>\n" );
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document.write( "Now use the quadratic formula to solve for W\r<BR>\n" );
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document.write( "W = (-b+-sqrt(b^2-4ac))/(2a)\r<BR>\n" );
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document.write( "W = (-(3)+-sqrt((3)^2-4(1)(-180)))/(2(1))\r<BR>\n" );
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document.write( "W = (-3+-sqrt(9-(-720)))/(2)\r<BR>\n" );
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document.write( "W = (-3+-sqrt(729))/2\r<BR>\n" );
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document.write( "W = (-3+sqrt(729))/2 or W = (-3-sqrt(729))/2\r<BR>\n" );
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document.write( "W = (-3+27)/2 or W = (-3-27)/2\r<BR>\n" );
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document.write( "W = 24/2 or W = -30/2\r<BR>\n" );
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document.write( "W = 12 or W = -15\r<BR>\n" );
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document.write( "Toss out the negative result to get the only answer of W = 12\r<BR>\n" );
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document.write( "So the width is 12. \r<BR>\n" );
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document.write( "The length is 3 more than the width. So the length is L = W+3 = 12+3 = 15\r<BR>\n" );
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document.write( "Answer: \r<BR>\n" );
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document.write( "The length is 15 feet and the width is 12 feet </SPAN>\n" );
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