Final answer:
Historical records do not provide a detailed account of Elizabeth Schuyler-Hamilton's immediate reaction to Alexander Hamilton's affair revealed in The Reynolds Pamphlet, but she did stay married to him until his death.
Step-by-step explanation:
The question regarding how Elizabeth Schuyler-Hamilton reacted upon discovering Alexander Hamilton's affair as published in The Reynolds Pamphlet is related to a historical event involving founding father Alexander Hamilton. Unfortunately, there is no detailed historical record of her immediate reaction to the pamphlet; reactions of such a personal nature were rarely documented with precision at that time. However, it is known that Elizabeth remained married to Alexander until his death, indicating that despite the scandal, she chose to stay by his side and maintain their family life.