document.write( "Question 54387: The length of a rectangle is 3 times the width. The pereimeteris 96 cm. Find the width and length. \n" ); document.write( "
Algebra.Com's Answer #36650 by Nate(3500)\"\" \"About 
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width = w
\n" ); document.write( "length = 3w
\n" ); document.write( "2l + 2w = Perimeter
\n" ); document.write( "2(3w) + 2(w) = 96
\n" ); document.write( "6w + 2w = 96
\n" ); document.write( "8w = 96
\n" ); document.write( "w = 12
\n" ); document.write( "width = 12 cm
\n" ); document.write( "length = 36 cm
\n" ); document.write( "
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