document.write( "Question 724305: the perimeter of a rectangle is 64 meters, the length is 8 meters longer than the width. what are the dimensions?
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Algebra.Com's Answer #456303 by tommyt3rd(5050) You can put this solution on YOUR website! P=2(l+w)\r \n" ); document.write( "\n" ); document.write( "so\r \n" ); document.write( "\n" ); document.write( "2(l+w)=64 or l=32-w \r \n" ); document.write( "\n" ); document.write( "and we also can say\r \n" ); document.write( "\n" ); document.write( "l=w+8\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "setting them equal\r \n" ); document.write( "\n" ); document.write( "w+8=32-w\r \n" ); document.write( "\n" ); document.write( "2w=32-8\r \n" ); document.write( "\n" ); document.write( "2w=24\r \n" ); document.write( "\n" ); document.write( "w=12\r \n" ); document.write( "\n" ); document.write( "and so l=20\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( ":) \n" ); document.write( " |