document.write( "Question 221890: Find the length of a rectangular lot with a perimeter of 84 m if the length is 6 m more than the width.
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Algebra.Com's Answer #166281 by checkley77(12844)\"\" \"About 
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L=W+6
\n" ); document.write( "2L+2W=84
\n" ); document.write( "2(W+6)+2W=84
\n" ); document.write( "2W+12+2W=84
\n" ); document.write( "4W=84-12
\n" ); document.write( "4W=72
\n" ); document.write( "W=72/4
\n" ); document.write( "W=18 ANS. FOR THE WIDTH.
\n" ); document.write( "L=18+6=24 ANS. FOR THE LENGTH.
\n" ); document.write( "PROOF:
\n" ); document.write( "2*24+2*18=84
\n" ); document.write( "48+36=84
\n" ); document.write( "84=84 \r
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