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)![]() ![]() ![]() You can put this solution on YOUR website! 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 \n" ); document.write( " \n" ); document.write( " |