document.write( "Question 992123: find the dimensions of a rectangle with a perimeter of 64 meters if its length is 4 meters less than twice the width. \n" ); document.write( "
Algebra.Com's Answer #611868 by macston(5194)![]() ![]() You can put this solution on YOUR website! . \n" ); document.write( "W=width; L=length=2W-4m \n" ); document.write( ". \n" ); document.write( "P=2(L+W) \n" ); document.write( "64m=2(2W-4m+W) \n" ); document.write( "32m=3W-4m \n" ); document.write( "36m=3W \n" ); document.write( "12m=W . ANSWER 1: The width is 12 meters. \n" ); document.write( ". \n" ); document.write( "L=2W-4m=2(12m)-4m=24m-4m=20m \n" ); document.write( "ANSWER 2: The length is 20 meters. \n" ); document.write( ". \n" ); document.write( "CHECK: \n" ); document.write( "P=2(L+W) \n" ); document.write( "64m=2(20m+12m) \n" ); document.write( "64m=2(32m) \n" ); document.write( "64m=64m \n" ); document.write( " |