Solve the following equation for x X^2-11x-60=0

A-x=4;x=-15
B-4;x=-15
C-x=4;x=15
D-x=-4;x=-15

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

What is the difference between the equations of a vertical and a horizontal line?

Is there an x intercept in the equation 60*1.15^x