Que tal? (very informal)
Como estas? (with an accent on the first 'o' and the 'a') (informal)
Como esta usted? (accents as above) (formal)
I do not is no hago in spanish.
I = Yo
I in Spanish is yo.
"I" in Spanish is "yo".
es yo or soy yo.
Yo soy or yo estoy
I= yo
Yo = I
To say it is you: Soy yo.
well (I) means (yo) in Spanish!! :)
"Yo pongo"
You would say "Yo" or just use the Yo form which infers "I" :)