Acellus Use substitution to solve the
following system of equations.
9x + 5y = 32 AND y = -3x + 4
(-2, [?])

Which part of a 2-column proof is the hypothesis of the conjecture? a) given b) reasons c) prove d) statements ! i think it's b but i'm not quite

C. using a standard deck of 52 cards, the probability of selecting a 4 of diamonds or a 4 of hearts is an example of a mutually exclusive event. true of false

Someone me and explain! will award brainliest!