document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=267841>Question 267841</A>: <I><SPAN STYLE=\"word-break: break-all;\"> if the perimeter of a rectangle is 460 ft the length of the rectangle is 30 more than the wight. how to you find the wight?   </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #196488 by </B><A HREF=/tutors/aboutme.mpl?userid=PRMath><B>PRMath(133)</B></A><img src=\"/images/stars/stars-09.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=PRMath><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=196488\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> The perimeter is the measure all around a shape.  In other words, for a rectangle, you would add the following:\r<BR>\n" );
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document.write( "Length + Length + Width + Width = Perimeter.  You can rewrite that with \"L\" for length and \"W\" for width, which will be:\r<BR>\n" );
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document.write( "L + L + W + W = P\r<BR>\n" );
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document.write( "You are told that the length (\"L\") is 30 more than the width (\"W\").\r<BR>\n" );
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document.write( "So, the Length is 30 more than the width, which translated says:<BR>\n" );
document.write( "The Length:  L<BR>\n" );
document.write( "is:  =<BR>\n" );
document.write( "30 more than the width:  30 + W  \r<BR>\n" );
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document.write( "This is:  L = 30 + W\r<BR>\n" );
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document.write( "Let's use L + L + W + W = P and everywhere you have an \"L\", let's replace it with what we know about \"L\" which is L = 30 + W.\r<BR>\n" );
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document.write( "Also, we will plug in what we know about \"P\" (perimeter).  We know the perimeter is 460.\r<BR>\n" );
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document.write( "L + L + W + W = P  (perimeter equation)<BR>\n" );
document.write( "30 + W + 30 + W + W + W = 460  (see where we put in 30 + W everywhere there was an \"L\" variable?)<BR>\n" );
document.write( "60 + 4W = 460 (see where we combined like terms?)<BR>\n" );
document.write( "4W = 400 (subtract 60 from both sides to start to isolate the W)<BR>\n" );
document.write( "W = 100 (divide both sides by 4 to isolate the W)\r<BR>\n" );
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document.write( "Now we know that the width is 100.<BR>\n" );
document.write( "If the width is 100, then the length is 30 more than the width or:  100 + 30 which is 130.\r<BR>\n" );
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document.write( "Does this all work out?  Let's go back to our original equation and plug in what we know:\r<BR>\n" );
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document.write( "L + L + W + W = P\r<BR>\n" );
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document.write( "130 + 130 + 100 + 100 = 460\r<BR>\n" );
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document.write( "Our info checks out. :-)\r<BR>\n" );
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document.write( "I hope this helps you. </SPAN>\n" );
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