document.write( "Question 405209: A rectangular Persian carpet has a perimeter of 184 inches. The length of the carpet is 20 inches more than the width. What are the dimensions of the carpet? \n" ); document.write( "
Algebra.Com's Answer #286251 by Jstrasner(112)\"\" \"About 
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Hey,
\n" ); document.write( "So first the perimeter of a rectangle is 2L (length) + 2W (width)
\n" ); document.write( "Therefore:
\n" ); document.write( "2L + 2W = 184
\n" ); document.write( "Also:
\n" ); document.write( "L = W + 20
\n" ); document.write( "We can substitute W + 2 for L in the first equation:
\n" ); document.write( "2(W + 20) + 2W = 184 => 2W + 40 + 2W = 184 => 4W + 40 = 184
\n" ); document.write( "We subtract 40 from both sides: 4W = 144
\n" ); document.write( "Then we divide both sides by 4: W = 36
\n" ); document.write( "Then we plug this in to the other equation: L = 36 + 20 = 56
\n" ); document.write( "Therefore:
\n" ); document.write( "Width = 36
\n" ); document.write( "Length = 56
\n" ); document.write( "I hope this helps!
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