document.write( "Question 991040: A rectangular field whose length is 10 meters longer than its width is to be enclosed with exactly 100 meters of fencing material.\r
\n" ); document.write( "\n" ); document.write( "What is the length of the field?
\n" ); document.write( "Give an numerical answer ONLY.
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Algebra.Com's Answer #610954 by Cromlix(4381)\"\" \"About 
You can put this solution on YOUR website!
Hi there,
\n" ); document.write( "Make width = x
\n" ); document.write( "Length = 10 + x
\n" ); document.write( "Perimeter of field = 100m
\n" ); document.write( "Perimeter = 2(Width) + 2(Length)
\n" ); document.write( "100 = 2(x) + 2(10 + x)
\n" ); document.write( "100 = 2x + 20 + 2x
\n" ); document.write( "Collect like terms
\n" ); document.write( "4x = 80
\n" ); document.write( "x = 20
\n" ); document.write( "Length of field = 30m
\n" ); document.write( "Width of field = 20m
\n" ); document.write( "Hope this helps :-)
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