C cbrenda New member Joined Sep 23, 2010 Messages 3 Nov 28, 2010 #1 The length of a room is 4 m greater the the width. The perimeter of the room is 28 m. Find the width of the room.
The length of a room is 4 m greater the the width. The perimeter of the room is 28 m. Find the width of the room.
A Aladdin Full Member Joined Mar 27, 2009 Messages 551 Nov 28, 2010 #2 cbrenda said: The length of a room is 4 m greater the the width. The perimeter of the room is 28 m. Find the width of the room. Click to expand... --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Solution : L= w + 4 Perimeter = Sum of sides = 2L + 2w = 28 ; 2(w + 4) + 2w = 28 ; 2w + 8 + 2w = 28 ; w = ? ;
cbrenda said: The length of a room is 4 m greater the the width. The perimeter of the room is 28 m. Find the width of the room. Click to expand... --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Solution : L= w + 4 Perimeter = Sum of sides = 2L + 2w = 28 ; 2(w + 4) + 2w = 28 ; 2w + 8 + 2w = 28 ; w = ? ;
