document.write( "Question 323042: Find the dimensions of a rectangle with a perimeter of 34 cm if the length is 4 cm less than two times the width \n" ); document.write( "
Algebra.Com's Answer #231272 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! P=2L+2W \n" ); document.write( "L=2W-4 \n" ); document.write( "34=2(2W-4)+2W \n" ); document.write( "34=4W-8+2W \n" ); document.write( "34=6W-8 \n" ); document.write( "6W=34+8 \n" ); document.write( "6W=42 \n" ); document.write( "W=42/6 \n" ); document.write( "W=7 cm. for the width \n" ); document.write( "L=2*7-4 \n" ); document.write( "L=14-4 \n" ); document.write( "L=10 cm. for the length. \n" ); document.write( "PROOF: \n" ); document.write( "34=2*10+2*7 \n" ); document.write( "34=20+14 \n" ); document.write( "34=34 \n" ); document.write( " \n" ); document.write( " |