Select all possible solutions for 2x + 7 ≤ 3x - 5.

Help this is due tomorrow!

See attachment below and find the equivalent of tan(∠qsr)

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?

1.based of the diagrams what is the the value of x? 2.how would you verify your answer for x