What is the middle term of my solution equivalent to? (2x+3y)(4x+y)

choose as many
a) 0
b) 12xy
c) 14xy
d) 14x^2y^2

ONLY ANSWER if you’re actually trying to help please

What is the value of x when x + 7 = 21?

Using pert, adam munson was able to determine that the expected project completion time for the construction of a pleasure yacht is 21 months, and the project variance is 4. a) what is the probability that the project will be completed in 17 months? b) what is the probability that the project will be completed in 20 months? c) what is the probability that the project will be completed in 23 months? d) what is the probability that the project will be completed in 25 months? e) what is the due date that yields a 95% chance of completion?

For the chance to be team captain, the numbers 1-30 are put in a hat and you get two chances to pick a number, without replacement. which formula correctly shows how to find the probability that you choose the number 1 and then 2?