document.write( "Question 243561: The perimeter of a rectangle is 800 feet, and length of it is 50 feet less than half the width. What are it's dimensions? \n" ); document.write( "
Algebra.Com's Answer #178453 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! L=W/2-50 \n" ); document.write( "P=2L+2W \n" ); document.write( "800=2(W/2-50)+2W \n" ); document.write( "800=W-100+2W \n" ); document.write( "800+100=3W \n" ); document.write( "900=3W \n" ); document.write( "900/3=W \n" ); document.write( "3OO=W ANS. FOR THE WIDTH. \n" ); document.write( "L=300/2-50 \n" ); document.write( "L=150-50 \n" ); document.write( "L=100 ANS. FOR THE LENGTH. \n" ); document.write( "PROOF: \n" ); document.write( "800=2*100+2*300 \n" ); document.write( "800=200+600 \n" ); document.write( "800=800 \n" ); document.write( " |