document.write( "Question 209149: Hello, I would like a good explanation on how to solve this word problem, I am not very good with them, so please explain as best as possible step by step.\r
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document.write( "The length of a rectangle is 5cm less than twice its width. The perimiter of the rectangle is 26 cm. What are the dimensions of the rectangle? \n" );
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Algebra.Com's Answer #158103 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! The length of a rectangle is 5cm less than twice its width. The perimeter of the rectangle is 26 cm. What are the dimensions of the rectangle? \n" ); document.write( "---------------------------------- \n" ); document.write( "Let the width be \"W\". \n" ); document.write( "Then length = L = 2W-5 \n" ); document.write( "-------------------------------- \n" ); document.write( "Equation: \n" ); document.write( "Perimeter = 2(W + L) \n" ); document.write( "26 = 2(W + 2W-5) \n" ); document.write( "13 = W +2W - 5 \n" ); document.write( "13 = 3W - 5 \n" ); document.write( "3W = 18 \n" ); document.write( "W = 6 cm (width) \n" ); document.write( "L = 2W-5 = 7 cm (length) \n" ); document.write( "===================================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "Reply to stanbon@comcast.net or algebra.com \n" ); document.write( " |