Which of the following equations is true? 42=14−2 42=−4−2 42−4−2= −1 42+4−2= 0

How many $20 bills do you need to have to make $280

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?

How do i simply this radical expression?