document.write( "Question 398552: A rectangle is 12 cm longer than it is wide. Its perimeter is 100 cm. Find its length and width. \n" ); document.write( "
Algebra.Com's Answer #282363 by richard1234(7193)![]() ![]() You can put this solution on YOUR website! Let the width be w and the length 12+w. Then,\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "2(w + (12+w)) = 100\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "w + (12+w) = 50\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "2w + 12 = 50 --> w = 19, so the width is 19 and the length is 31. \n" ); document.write( " |