Combine like terms in the following expression: 2x+5y+7t+4p-x-4t+3y-4t-3p A. x+8y-11y-7p
B.-3x-8y-11t-7p
C.3x+8y+11t+7p
D. x+8y+3t+p

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?

Graph y ≥ -x^2 - 1. click on the graph until the correct graph appears.

Eric drove 275 miles in 5 hours. at the same rate how long would it take him to drive 495 miles?