The supreame court usally only hears what kind of cases?

The United States Supreme Court is a federal court, meaning in part that it can hear cases prosecuted by the U.S. government. (The Court also decides civil cases.) The Court can also hear just about any kind of state-court case, as long as it involves federal law, including the Constitution.

the answer would be in this answer. someone already asked the question.  

should congress have the power to interpret the constitution? write a paragraph in which you argue for or against the wide application of the limplied power