document.write( "Question 783231: the perimeter of a rectangle is 82 cm. The length is 6 cm longer than the width. Find both lengths \n" ); document.write( "
Algebra.Com's Answer #476782 by Cromlix(4381)![]() ![]() You can put this solution on YOUR website! Width = x \n" ); document.write( "Length = x + 6 \n" ); document.write( "Perimeter = 2*width + 2*length \n" ); document.write( "82 = 2x + 2(x + 6) \n" ); document.write( "82 = 2x + 2x + 12 \n" ); document.write( "Collect like terms. \n" ); document.write( "4x = 82 - 12 \n" ); document.write( "4x = 70 \n" ); document.write( "x = 17.5 cm \n" ); document.write( "Width = 17.5 cm \n" ); document.write( "Length = 23.5 cm \n" ); document.write( "Hope this helps. \n" ); document.write( ":-) \n" ); document.write( " |