The sum of a negative seventeen plus double a number equals sixty minus a number

On saturday morning, calls arrive at ticketmaster at a rate of 108 calls per hour. what is the probability of fewer than three calls in a randomly chosen minute?

If c(x) = 4x – 2 and d(x) = x2 + 5x, what is (cxd)(x)

Arecipe calls for 2 2/4 cups of raisins, but julie only has a 1/4 measuring cup. how many 1/4 cups is needed to measure out 2 2/4 cups of raisins?