Given the equation −2x − 13 = 8x + 7, which order of operations completely solves for x? (1 point) 1points a add 2x, then subtract 8x, lastly subtract 7 b add 2x, then add 13, lastly divide by 10 c subtract 8x, then add 13, lastly divide by −10 d subtract 8x, then add 2, lastly add 13

The sum of two numbers is 86, and their difference is 20. find the two numbers

Consider circle h with a 3 centimeter radius. if the length of minor arc what is the measure of zrst?

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