document.write( "Question 763924: the length of a rectangle is 4 centimeter more than twice its width. the perimeter is 86 centimeter. find the length and width. \n" ); document.write( "
Algebra.Com's Answer #465291 by Cromlix(4381)![]() ![]() You can put this solution on YOUR website! Width = xcm \n" ); document.write( "Length = 4 + 2x cm \n" ); document.write( "Perimeter = 2*length + 2*width \n" ); document.write( " 86 = 2(4 + 2x) + 2x \n" ); document.write( " 86 = 8 + 4x + 2x \n" ); document.write( " 86 - 8 = 6x \n" ); document.write( " 6x = 78 \n" ); document.write( " x = 13cm \n" ); document.write( "Width = 13cm \n" ); document.write( "Length = 30cm \n" ); document.write( "Hope this helps. \n" ); document.write( ":-) \n" ); document.write( " |