document.write( "Question 327591: THE WIDTH OF A RECTANGLE IS 2/3 OF ITS LENGTH. FIND ITS LENGTH IF THE PERIMETER IS 80cm. FIND ITS DIMENSION. \n" ); document.write( "
Algebra.Com's Answer #234662 by unlockmath(1688)![]() ![]() You can put this solution on YOUR website! Hello, \n" ); document.write( "Let x be the length and 2/3x be the width. Now an equation can be set up as: \n" ); document.write( "x+x+2/3(x)+2/3(x)=80 \n" ); document.write( "Combine like terms: \n" ); document.write( "10/3(x)=80 \n" ); document.write( "Multiply both sides by 3 to get: \n" ); document.write( "10x=240 \n" ); document.write( "Divide by 10 to get: \n" ); document.write( "x=24 \n" ); document.write( "So the length is 24 cm and the width is: \n" ); document.write( "16 cm \n" ); document.write( "Make sense? \n" ); document.write( "RJ \n" ); document.write( "www.math-unlock.com \n" ); document.write( " |