document.write( "Question 117616:
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document.write( "the length of a rectangular playing field is 5ft less than twice its width. if the perimeter of the playing field is 230ft. find the lenght and width of the field. \n" );
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Algebra.Com's Answer #85608 by checkley71(8403)![]() ![]() ![]() You can put this solution on YOUR website! L=2W-5 \n" ); document.write( "P=2L+2W \n" ); document.write( "230=2(2W-5)+2W \n" ); document.write( "230=4W-10+2W \n" ); document.write( "230=6W-10 \n" ); document.write( "6W=230=10 \n" ); document.write( "6W=240 \n" ); document.write( "W=240/6 \n" ); document.write( "W=40 ANSWER FOR THE WIDTH. \n" ); document.write( "L=2*40-5 \n" ); document.write( "L=80-5 \n" ); document.write( "L=75 ANSWER FOR THE LENGTH. \n" ); document.write( "PROOF \n" ); document.write( "230=2*75+2*40 \n" ); document.write( "230=150+80 \n" ); document.write( "230=230 \n" ); document.write( " \n" ); document.write( " |