Solve linear equations: word problems tommy has already cycled 1 kilometer this year, plus he plans to cycle 2 kilometers during each trip to work. how many trips will tommy have to make to cycle a total of 43 kilo meters?

For f(x)=2x+1 and g(x)= x^2 -7, find (f•g)(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

What is another way to express 36 +32