Question 127423
w/w-1=3/w+1+1
w/(w-1) = 3/(w+1) + 1

Multiply thru by (w-1)(w+1) to get:
w(w+1) = 3(w-1) + w^2-1
w^2 + w = 3w - 3 + w^2 -1
-2w = -4
w = 2
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Cheers,
Stan H.