What term can you add to StartFraction 5 over 6 EndFraction x minus 4 to make it equivalent to One-half x minus 4? Negative one-third x Negative one-third One-half x One-half

Four airplanes carrying a total of 400 passengersarrive at the detroit airport. the airplanes carry, respectively,50, 80, 110, and 160 passengers.a) one of the 400 passengers is selected uniformly at random.let x denote the number of passengers that were on theairplane carrying the randomly selected passenger. find var(x)for x as given in the problemb) one of the 4 airplane drivers is also selected uniformly atrandom. let y denote the number of passengers on the chosen driver’s airplane. find var(y) for y as given in the problem

Find the difference (8ab+a+2) - (3ab+6)

Does the point (1, sqrt 7) lie on circle shown.