document.write( "Question 76996: The length of a rectangular playing field is 5 ft less than twice its width.
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document.write( "If the perimeter of the playing field is 230 ft, find the length and width of the field. \n" );
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Algebra.Com's Answer #55200 by checkley75(3666)![]() ![]() ![]() You can put this solution on YOUR website! 2(2X-5)+2X=230 \n" ); document.write( "4X-10+2X=230 \n" ); document.write( "6X=230+10 \n" ); document.write( "6X=240 \n" ); document.write( "X=240/6 \n" ); document.write( "X=40 FOR THEWIDTH \n" ); document.write( "2*40-5=80-5=75 FOR THE LENGTH. \n" ); document.write( "PROOF \n" ); document.write( "2*40+2*75=230 \n" ); document.write( "80+150=230 \n" ); document.write( "230=230 \n" ); document.write( " |