1 children cost 2.15each and 1 adult 4.90 each 1 children and 6 adults went togter how much did thy have to pay

What aspects of lines have to be diffrent

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?

Which property was used to simplify the expression? 3c+9 +4c=3c+4c+9