Does these expressions ( "Qué pasa" y "Qué hay") mean the same as "Cómo estás" y "Qué tal" (how are you)?
The expression "Qué pasa" y "Qué hay"

tuba
August 15, 2009

nohablo
August 16, 2009
Yes, they're both informal ways to say "what's up?" "How're things?" However, qué pasa can also be used to ask "what's the matter?" "What's wrong?"