Train a is traveling north at a steady speed of 70 miles per hour. after 2 hours, it is 150 miles north of hillsboro. train b is traveling north at a parallel track. it’s distance north of hillsboro is represented by the graph. where were the two trains in relation to each other when they began traveling?

Sam claims that cos x =sin y if x and y are congruent angels. is sam correct ?

Solve this system of equations. 12x − 18y = 27 4x − 6y = 10

The human resources manager at a company records the length, in hours, of one shift at work, x. he creates the probability distribution below. what is the probability that a worker chosen at random works at least 8 hours? probability distribution px(x) 6 hours 7 hours 8 hours 9 hours 10 hours 0.62 0.78 пол