document.write( "Question 287508: The perimeter of a rectangular building is 1200 feet. The length of the building is 2 meters less than three times its width. What are the dimensions of the building? \n" ); document.write( "
Algebra.Com's Answer #208468 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! L=3W-2 \n" ); document.write( "2L+2W=P \n" ); document.write( "2(3W-2)+2W=1,200 \n" ); document.write( "6W-4+2W=1,200 \n" ); document.write( "8W=1,200+4 \n" ); document.write( "8W=1,204 \n" ); document.write( "W=1,204/8 \n" ); document.write( "W=150.5 ANS. \n" ); document.write( "L=3*150.5-2 \n" ); document.write( "L=451.5-2=449.5 ANS. \n" ); document.write( "PROOF: \n" ); document.write( "2*449.5+2*150.5=1,200 \n" ); document.write( "899+301=1,200 \n" ); document.write( "1,200=1,200 \n" ); document.write( " |