1)
What will add to you days, years and Shalom?
1.
Rashi: My Torah and Mitzvos.
2.
Malbim: The merit of the Torah.
2)
What are "Shnos Chayim"?
1.
R. Yonah citing Yuma 71a #1: Years of health, good and Shalom. "Es'halech Lifnei Hashem b'Artzos ha'Chayim" (Tehilim 116:9) is a place of markets).
2.
R. Yonah citing Yuma 71a #2: They are man's years that are reversed for him from bad to good.
3.
Malbim: His years will be many. "Orech Yamim" are days of good - they are good and full of good.
3)
What Shalom is discussed?
1.
Malbim: Shalom of his body, money, house and all that is his.