What is the answer to 5(x+2)+3(7+x)?
and 10y+23+=4y+26?

What is the value of the expression "two less than six times the diffrence of a number and five" when n = 9?

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

Write the point-slope form of the line passing through (2, -12) and parallel to y=3x.