document.write( "Question 955350: The length of a rectangle is 4 m longer than its width.
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document.write( "If the perimeter of the rectangle is 28 m, find its area. \n" );
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Algebra.Com's Answer #583588 by macston(5194)![]() ![]() You can put this solution on YOUR website! W=width; L=length=W+4m; P=perimeter \n" ); document.write( "P=2(L+W) Substitute for L \n" ); document.write( "28m=2(W+4m+W) Divide each side by 2. \n" ); document.write( "14m=2W+4m Subtract 4m from each side. \n" ); document.write( "10m=2W Divide each side by 2. \n" ); document.write( "5m=W Width is 5 meters. \n" ); document.write( "L=W+4m=5m+4m=9m Length is 9 meters. \n" ); document.write( " \n" ); document.write( "ANSWER: The area is 45 square meters. \n" ); document.write( " |