document.write( "Question 305471: The perimeter of a rectangle is 54m. The length is 6 m more than twice the width. What is the length and what is the width? Please advise. Thank you. \n" ); document.write( "
Algebra.Com's Answer #218784 by checkley77(12844)    ![]() You can put this solution on YOUR website! 54=2L+2W \n" ); document.write( "L=2W+6 \n" ); document.write( "54=2(2W+6)+2W \n" ); document.write( "54=4W+12+2W \n" ); document.write( "54=6W+12 \n" ); document.write( "6W=54-12 \n" ); document.write( "6W=42 \n" ); document.write( "W=42/6 \n" ); document.write( "W=7 ANS. \n" ); document.write( "L=2*7+6 \n" ); document.write( "L=14+6 \n" ); document.write( "L=20 ANS. \n" ); document.write( "PROOF: \n" ); document.write( "54=2*20+2*7 \n" ); document.write( "54=40+14 \n" ); document.write( "54=54\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( "  |