For what reasons were Northerners and Southerners displeased with the Missouri Compromise?

Southerners hated the Missouri Compromise because it established a precedent for Congress to pass slavery-related legislation, while Northerners despised the bill because it allowed slavery to extend into new territory.

i don't see how you want other people to do your work for you and it is like you are just handing your assignment to anybody else and having them deal with it instead of your self i thought this site was for asking questions and somebody could you on it not just handing your work to somebody else to deal with it just saying don't mean to be mean just proving a fact.

explanation: