  Let $f,g:{\Bbb R}\to{\Bbb R}$ be integrable functions, $f$ nowhere zero, and
$\phi (u)=\int du/f(u)$ be invertible. An exact solution to the generalized
nonhomogeneous inviscid Burgers' equation $u_t+g(u).u_x=f(u)$ is given, by
quadratures.
