Learn Hardcore Hebrew: בסוף שלחתי מסמך רשמי עם הקובץ המצורף, וקיבלתי תשובה סופית עוד באותו יום. - In the end I sent a formal document with the attached file, and I received a final answer that same day.

Breakdown of בסוף שלחתי מסמך רשמי עם הקובץ המצורף, וקיבלתי תשובה סופית עוד באותו יום.

What does בסוף mean here? Is it at the end or finally?

Here בסוף means in the end / finally / eventually.

So בסוף שלחתי... is like saying:

Literally, בסוף can also mean at the end, depending on context. For example:

But in your sentence, it clearly has the more idiomatic sense of finally / after all that.

A close alternative is לבסוף, which is slightly more formal.

Why is שלחתי translated as I sent?

שלחתי is the past tense, first person singular form of the verb לשלוח (to send).

Breakdown:

So:

Other examples:

The same pattern appears in קיבלתי = I received.

Why is there no את before מסמך רשמי?