document.write( "Question 521970: the length of a rectangle is 7 meters less than twice he width. If the perimeter is 40 meters, find the dimensions of the rectangle. \n" ); document.write( "
Algebra.Com's Answer #346634 by mananth(16946)![]() ![]() You can put this solution on YOUR website! Perimeter = 40 feet \n" ); document.write( "Length 1 ( 2 x -7 ) \n" ); document.write( "Width = x ft \n" ); document.write( "Perimeter =2(L+W) \n" ); document.write( "Perimeter = 2(((2x-7)+x) \n" ); document.write( "Perimeter = 2((2x-7 +x) \n" ); document.write( "Perimeter =4x-14+2x \n" ); document.write( "40 =6x-14 \n" ); document.write( "40 -=6x \n" ); document.write( "40+14=6 x \n" ); document.write( "54=6x \n" ); document.write( "x=9 ft Width \n" ); document.write( "Length =11ft \n" ); document.write( " |