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Find the relationship between a and b, for which (a^2−b^2+12b−36)/(a^2−b^2−12a+36) =0

Awork system has five stations that have process times of 5, 9, 4, 9, and 8. what is the throughput time of the system?

The spotter on the ground is standing beneath the safety net. what is his distance from the base of the platform, to the nearest meter? 3 meters, 2 meters, 4 meters, 1 meter?

Which of the following represents a number squared is equal to twenty more than nine times that number ? a) x squared = 9x + 20 b) x squared = 20x + 9 c) x squared > 9 + 20x d) x squared = 9 + x + 20