Which expression would be easier to simplify if you used the associative property to change the grouping? O A. 57 + f(-50) + (-50) B. (1.6 + 0.4) - 60 O C. 30 + (70 – 47.5) OD. 3+ (-5)

Which ordered pair is a solution to the system of linear equations? 2x + 3y= 6 –3x + 5y = 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

An octagonal prism has jow many lateral faces?