SOLUTION: the length of a room is 3 metres longer than its breadth the area of the room is 28m�.find the dimensions.

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Question 996369: the length of a room is 3 metres longer than its breadth the area of the room is 28m�.find the dimensions.
Answer by CubeyThePenguin(3113) About Me  (Show Source):
You can put this solution on YOUR website!
width = w
length = w + 3

(w)(w + 3) = 28
w^2 + 3w - 28 = 0
(w + 7)(w - 4) = 0

The room is 4 ft wide and 7 ft long.