document.write( "Question 97721: The length of a rectangular playing field is 5 feet less than it's width. If the perimeter of the playing field is 230 feet, find the length and width of the field. \n" ); document.write( "
Algebra.Com's Answer #71108 by elima(1433)\"\" \"About 
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P=2(L+W)
\n" ); document.write( "P=230
\n" ); document.write( "L=w-5
\n" ); document.write( "230=2(w-5+w)
\n" ); document.write( "230=2(2w-5)
\n" ); document.write( "230=4w-10
\n" ); document.write( "240=4w
\n" ); document.write( "60=w
\n" ); document.write( "L=60-5=55
\n" ); document.write( ":)
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