Question

The answer for number 4

Answer 1

$u = \frac{2w -3u }{w} \\ uw = 2w - 3u \\ uw - 2w = - 3u \\ w(u - 2) = - 3u \\ w = - \frac{ 3u}{(u - 2)} \\ w = \frac{3u}{ - (u - 2)} \\ w= \frac{3u}{2 - u}$
the answer is A