Are the data shown in this line plot skewed left, skewed right, or not skewed? not skewed

skewed right

skewed left

If f(x)= 3x+6 which of the following is the inverse of f(x)

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

y=2x−1 5x−4y=1 is (1,1)(1,1) a solution of the system?