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4=0.25 (w−4.3)

 Feb 28, 2017
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4=0.25 (w−4.3)

4 = 0.25w - 1.075

4 + 1.075 = 0.25w

5.075 = 0.25w

w = 5.075 /0.25

w = 20.3

 Feb 28, 2017

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