I'm reviewing some notes regarding probability, and the section regarding Conditional Probability gives the following example:(adsbygoogle = window.adsbygoogle || []).push({});

The middle expression is clearly just the application of Bayes' Theorem, but I can't see how the third expression is equal to the second. Can someone please clarify how the two are equal?

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# Help me understand this example of applying Bayes' Theorem

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