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"Y tú" is a form of "y tú", a phrase which is often translated as "and you". "Muy bien" is an interjection which is often translated as "very good". Learn more about the difference between "y tú" and "muy bien" below.
y tú(
ee
too
)A phrase is a group of words commonly used together (e.g., once upon a time).
1. (informal) (second person singular)
A word or phrase used to refer to the second person informal “tú” by their conjugation or implied context (e.g., How are you?).
a. and you
Él siempre hace lo que quiere, y tú nunca te quejas.He always does what he wants, and you never complain.
Yo sabía que había algo entre Carmen y tú.I knew there was something going on between you and Carmen.
muy bien(
mwee
byehn
)An interjection is a short utterance that expresses emotion, hesitation, or protest (e.g., Wow!).
A phrase is a group of words commonly used together (e.g., once upon a time).
a. alright then
Ya empieza a oscurecer, así que me voy a casa. - Muy bien. Nos vemos mañana.It's getting dark already, so I'm off home. - Alright then. I'll see you tomorrow.
b. very well (old-fashioned)
A word or phrase that is seldom used in contemporary language and is recognized as being from another decade, (e.g., cat, groovy).
No nos queda tiempo hoy. - Muy bien; lo dejamos para mañana.We don't have enough time left today. - Very well; we'll leave it for tomorrow.