30 + 43 + (-26) = what does it equal

Briefly describe the roles/parts played by trumpet, clarinet, and trombone in new orleans-style collective improvisation, and explain why this type of collective improvisation is fundamentally different from what happens when a typical modern jazz group improvises together.

In 1866, a mob in which tennessee city attacked local african americans and burned down homes and schools?

Thomas jefferson was alarmed by the fierce debate over warning americans about its threat to national unity. 1.) slavery 2.) the powers of congress 3.) the missouri compromise 4.) escaped slaves