Question 142223
ax/2b-c/3d+x=1     solve for x
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[ax/2b] - [c/3d] + x - 1

[a/2b + 1]x = 1 + [c/3d]
[(a+2b)/2b]x = [(3d+c)/3d


x = [(3d+c)/3d] * {2b/(a+2b)]

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Cheers,
Stan H.