What groups of people were most directly impacted by the flood of of 1927

Which graph correctly shows the system of equations {y=12x+2y=−12x+6?

Which would make the best heading for this list of notes about the migration of african-americans during the reconstruction era?

Most white men in the antebellum south could best be described as a) plantation owners. b) seafaring traders. c) merchants or shopkeepers. d) nonslaveholding family farmers.