document.write( "Question 270318: the perimeter is 36 inches and the length is 3 times the width. what is the length and width? \n" ); document.write( "
Algebra.Com's Answer #198081 by checkley77(12844)\"\" \"About 
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L=3W
\n" ); document.write( "2L+2W=36
\n" ); document.write( "2(3W)+2W=36
\n" ); document.write( "6W+2W=36
\n" ); document.write( "8W=36
\n" ); document.write( "W=36/8
\n" ); document.write( "W=4.5 INCHES FOR THE WIDTH.
\n" ); document.write( "L=3*4.5=13.5 INCHES FOR THE LENGTH.
\n" ); document.write( "PROOF:
\n" ); document.write( "2*13.5+2*4.5=36
\n" ); document.write( "27+9=36
\n" ); document.write( "36=36
\n" ); document.write( "
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