document.write( "Question 364295: the lenght of a rectangle is 6cm longer than the width.If the lenght of a rectangle is 6cm longer than the width.if the lenght is increased by 9cm and the width by 5 cm,the perimeter will be 160cm
\n" );
document.write( ".find the dimensions of the original retangle \n" );
document.write( "
Algebra.Com's Answer #259754 by amoresroy(361)![]() ![]() You can put this solution on YOUR website! Let L = length \n" ); document.write( " W = width \n" ); document.write( "Perimeter of a rectangle = 2L + 2W \n" ); document.write( "----------------------------------- \n" ); document.write( "L = w + 6 \n" ); document.write( "L + 9 \n" ); document.write( "W + 5 \n" ); document.write( "-------------------------- \n" ); document.write( "2L + 2W = 160 \n" ); document.write( "2(w + 6 + 9) + 2(w + 5) = 160 \n" ); document.write( "2w + 30 +2w +10 = 160 \n" ); document.write( "4w = 120 \n" ); document.write( "w = 30 \n" ); document.write( "-------------------------- \n" ); document.write( "L = w + 6 \n" ); document.write( "L = 30 + 6 \n" ); document.write( "L = 36 \n" ); document.write( " |