total area = (350+2w)(200+2w) = 74,464
(350*200) + 1100 w + 4 w^2 = 74,464
solve quadratic for w
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A children park 350 m long and 200 m wide its is surrounded by a path way of uniform width.supposed the total area of the park and the pathway is 74,464m squered.how wide is the pathway?
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