Ineed plz i need someone to make sure all my answers are right

Why do interests rates on loans to be lower in a weak economy than in a strong one

What is the slope of the equation y =

Which of these would have been most likely to have been a carpetbagger during the reconstruction era? a) a new york businessman who relocated to mississippi b) a former slave who was able to buy land in birmingham c) a carolina-born politician who supported the democratic d) a former confederate officer who owned a farm in memphis eliminate