Question: Given that P(A) + P(B) = 0.9, P(A|B) = 0.5, and P(B|A) = 0.4, find P(A).

Given that P(A) + P(B) = 0.9, P(A|B) = 0.5, and P(B|A) = 0.4, find P(A).

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