Translate the following inference to logic notation: For all x, z_2 is a musician or z_2 is not rich. For all x, z_2 is rich or z_2 is not a musician. Therefore for all x, if z_2 were rich, then z_2 is a musician.
forall x: P(x) or ~Q(x). forall x: Q(x) or ~P(x). Therefore forall x: Q(x) -> P(x).