If I gave you a specific answer it would be me masquerading as having more definitive knowledge than is truthful.
For most general trainees it’s the minimum amount needed to make progress. But that depends upon your training age, recovery, and the specifics of how you train. For example, you should be doing far more sets if your rep range is low (sub 8) than high (over 15).
Results may vary | Results are based on individual circumstances | Timeframes for results are not guaranteed | Willpower is always required!