document.write( "Question 834205: HI I AM AMRIT OF 7TH CLASS FROM INDIA\r
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document.write( "MY QUESTION IS
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document.write( "THE PERIMETER OF A RECTANGLE IS 100 CM AND LENGTH IS 40 CM FIND BREADTH \n" );
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Algebra.Com's Answer #502867 by Theo(13342)![]() ![]() You can put this solution on YOUR website! perimeter = 2 times length + 2 times width. \n" ); document.write( "width and breadth mean the same thing, i believe.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "perimeter is equal to 100 \n" ); document.write( "length is equal to 40\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "formula becomes:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "100 = 2 * 40 + 2 * w\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "w represents the width.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "solve for w as follows:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "original equation: \n" ); document.write( "100 = 2*40 + 2*w \n" ); document.write( "simplify to get: \n" ); document.write( "100 = 80 + 2*w \n" ); document.write( "subtract 80 from both sides of the equation to get: \n" ); document.write( "20 = 2*w \n" ); document.write( "divide both sides of the equation by 2 to get: \n" ); document.write( "10 = w which is the same as: \n" ); document.write( "w = 10\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "the length is 40 and the width is 10.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "2 * 40 = 80 \n" ); document.write( "2 * 10 = 20 \n" ); document.write( "80 + 20 = 100\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "your answer is that the breadth is equal to 10 cm.\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |