document.write( "Question 247343: I was given this problem and now I am at a lost. \r
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document.write( "The width of a retangle is 5 meters lass than twice its length. If it's area is 88 square meters, find the dimensions of the rectangle. I know that A= L * W and the equation is W=2L-5 But I can't get any farther than that to answer the question. Thanks for your help. \n" );
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Algebra.Com's Answer #180450 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! W=2L-5 \n" ); document.write( "WL=88 \n" ); document.write( "(2L-5)L=88 \n" ); document.write( "2L^2-5L-88=0 \n" ); document.write( "(2L+11)(L-8)=0 \n" ); document.write( "L-8=0 \n" ); document.write( "L=8 ANS. FOR THE LENGTH. \n" ); document.write( "W=2*8-5 \n" ); document.write( "W=16-5 \n" ); document.write( "W=11 ANS. FOR THE LENGTH. \n" ); document.write( "PROOF: \n" ); document.write( "8*11=88 \n" ); document.write( "88=88 \n" ); document.write( " |