document.write( "Question 904651: the fence around yard is 66 meters long. the length of the yard is 12 meters, what is the width of the yard
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Algebra.Com's Answer #548831 by Math_Boss(45)\"\" \"About 
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p=perimeter
\n" ); document.write( "p=66
\n" ); document.write( "l=12
\n" ); document.write( "w=?\r
\n" ); document.write( "\n" ); document.write( "p=2(l+w)
\n" ); document.write( "66=2(12+w)
\n" ); document.write( "66=24+2w
\n" ); document.write( "42=2w
\n" ); document.write( "w=21
\n" ); document.write( "Ans:21
\n" ); document.write( "Check:12+12+21+21=66
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