If I have 12 apples and my brother takes 5 of them how many apples does my brother have?

Julia is going for a walk through the neighborhood. what unit of measure is most appropriate to describe the distance she walks?

!! 10 ! a westbound jet leaves central airport traveling 635 miles per hour. at the same time, an eastbound plane departs at 325 miles per hour. in how many hours will the planes be 1900 miles apart?

You need to solve a system of equations. you decide to use the elimination method. which of these is not allowed? 3x - 2y = 7 3x + 4y = 17 equation 1 equation 2