document.write( "Question 268556: a rectangle with a perimeter of 40 centimeters is 5 centimeters longer than twice its width. find the length of each side, then find the area
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Algebra.Com's Answer #196808 by checkley77(12844)\"\" \"About 
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L=2W+5
\n" ); document.write( "2L+2W=40
\n" ); document.write( "2(2W+5)+2W=40
\n" ); document.write( "4W+10+2W=40
\n" ); document.write( "6W=40-10
\n" ); document.write( "6W=30
\n" ); document.write( "W=30/6
\n" ); document.write( "W=5 ANS. FOR THE WIDTH.
\n" ); document.write( "L=2*5+5
\n" ); document.write( "L=10+5=15 ANS. FOR THE LENGTH.
\n" ); document.write( "PROOF:
\n" ); document.write( "2*15+2*5=40
\n" ); document.write( "30+10=40
\n" ); document.write( "40=40
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