Which situation was affected, depending on whether it state was admitted as a free state or a slave state

Representation in Congress
Number of Supreme Court justices
Amount of western land available for settlement
Existing creative native American tribes

Representation in Congress: This situation was affected as the balance of power in Congress was impacted by the admission of free states compared to slave states.

Number of Supreme Court justices: The number of Supreme Court justices could be affected as the political makeup of the court could change based on whether a state was admitted as free or slave.

Amount of western land available for settlement: The amount of western land available for settlement could be affected as the admission of a state as free or slave could impact policies regarding land ownership and distribution.

Existing creative native American tribes: The existing native American tribes could be affected if a state was admitted as a slave state, as this would likely lead to further encroachment on their land and resources.