the rodriguez family and the jacobson family go to the movie together. the rodriguez family bought 2 adult tickets and 2 youth tickets for a total of $21.50. The Jacobson bought 2 adult tickets and 5 youth tickets how much is one adult ticket and one youth ticket

Plz i beg u asap ! what is the equation of this graphed line? enter your answer in slope-intercept form in the box.

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

Angles r and s are complementary. the measure of angle r is 31 degrees. which equation can be used to find angle s?