document.write( "Question 910888: you have 750 feet of fencing to enclose a rectangular field. Express the area of the field,A, as a function of one of its dimensions,x. \n" ); document.write( "
Algebra.Com's Answer #552745 by ewatrrr(24785)\"\" \"About 
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\n" ); document.write( "Hi,
\n" ); document.write( " .
\n" ); document.write( "L + w = 375
\n" ); document.write( "Let x = w
\n" ); document.write( "L + x = 375
\n" ); document.write( "0r
\n" ); document.write( "L = 375-x
\n" ); document.write( "A = Lw = x(375-x) \n" ); document.write( "
\n" );