Find an ordered triple to represent u in u = 1/2 v - w +2 z if v =(4,-3,5), w = (2,6-1), and z=(3,0,4)

The number of chocolate chips in an 18-ounce bag of chocolate chip cookies is approximately normally distributed with a mean of 1252 chips and standard deviation 129 chips. (a) what is the probability that a randomly selected bag contains between 1100 and 1500 chocolate chips, inclusive? (b) what is the probability that a randomly selected bag contains fewer than 1125 chocolate chips? (c) what proportion of bags contains more than 1225 chocolate chips? (d) what is the percentile rank of a bag that contains 1425 chocolate chips?

Find the zero function by factoring (try to show work) h(x)=-x^2-6x-9

Jimmy can run 3.5 miles in 20 minutes. how far can ne run in one hour and ten minutes?