document.write( "Question 971295: The perimeter of a building is 320 metres the length of the building is 100 meters what is the width? \n" ); document.write( "
Algebra.Com's Answer #593832 by checkley77(12844)\"\" \"About 
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P=2L+2W
\n" ); document.write( "L=100
\n" ); document.write( "320=2*100+2W
\n" ); document.write( "320=200+2W
\n" ); document.write( "2W=320-200
\n" ); document.write( "2W=120
\n" ); document.write( "W=60 M. FOR THE WIDTH.
\n" ); document.write( "PROOF:
\n" ); document.write( "320=2*100+2*60
\n" ); document.write( "320=200=120
\n" ); document.write( "320=320
\n" ); document.write( "
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