2. Solve the differential equation: \frac{dy}{dx} = \frac{x - y - 3}{x + y - 1} by reducing it to a homogeneous equation using the substitutions $x = u + h$ and $y = v + k$. That is, express $\frac{dv}{du}$ in terms of $u$ and $v$ only and then solve it.
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$$\frac{dv}{du} = \frac{(u+h)-(v+k)-3}{(u+h)+(v+k)-1}$$ Show more…
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