document.write( "Question 281628: If I bought 320ft of fencing material for my yard and my yard is three times as long as it is wide, what is the length of my yard? \n" ); document.write( "
Algebra.Com's Answer #204608 by checkley77(12844)\"\" \"About 
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2L+2W=320
\n" ); document.write( "L=3W
\n" ); document.write( "2*3W+2W=320
\n" ); document.write( "6W+2W=320
\n" ); document.write( "8W=320
\n" ); document.write( "W=320/8
\n" ); document.write( "W=40 ANS.
\n" ); document.write( "L=3*40=120 ANS.
\n" ); document.write( "PROOF:
\n" ); document.write( "2*120+2*40=320
\n" ); document.write( "240+80=320
\n" ); document.write( "320=320
\n" ); document.write( "
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