I need to now how to divide

Do more republicans (group a) than democrats (group b) favor a bill to make it easier for someone to own a firearm? two hundred republicans and two hundred democrats were asked if they favored a bill that made it easier for someone to own a firearm. how would we write the alternative hypothesis?

Asystem of equations has 1 solution. if 4x-y=5 is one of the equations , which could be the other equation ?

Which of these triangle pairs can be mapped to each other using a single translation? cof hn