document.write( "Question 678479: The length of a rectangle is 3 feet less than twice the width of the rectangle. If the perimeter of the rectangle is 474 feet, find the width and the length.\r
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document.write( "This real-world problem can be solved using a linear equation.\r
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document.write( "First express the length L of the rectangle in terms of the width W. We are given that the length is 3 feet less than twice the width. \n" );
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Algebra.Com's Answer #421424 by rm29924(97) You can put this solution on YOUR website! perimeter of a rectangle= \n" ); document.write( "perimeter=2(length)+2(width) \n" ); document.write( "perimeter=474 feet \n" ); document.write( "let W=width \n" ); document.write( "the length=2W-3 \n" ); document.write( "W+2W-3=474 \n" ); document.write( "3w-3=474 \n" ); document.write( "3w=477 \n" ); document.write( "w=159\r \n" ); document.write( "\n" ); document.write( "length is 2W-3 \n" ); document.write( "2(159)-3 \n" ); document.write( "318-3 \n" ); document.write( "315\r \n" ); document.write( "\n" ); document.write( "the width is 159 ft and the length is 315 ft \n" ); document.write( " |