Translate the following inference to logic notation: For all x, x_7 will not drink water or x_7 is a bartender. For all x, x_7 will play squash if and only if x_7 will drive a car. For all x, x_7 will drink water. For all x, x_7 will not drive a car. Therefore for all x, x_7 is a bartender.
forall x: ~P(x) or Q(x). forall x: R(x) <-> S(x). forall x: P(x). forall x: ~S(x). Therefore forall x: Q(x).