Which description best describes the solution to the following system of equations? (20 points)

y = −one halfx + 9
y = x + 7

select one:
a. lines y = −one halfx + 9 and y = x + 7 intersect the x-axis.
b. lines y = −one halfx + 9 and y = x + 7 intersect the y-axis.
c. line y = −one halfx + 9 intersects the origin.
d. line y = −one halfx + 9 intersects line y = x + 7.

Koji is installing a rectangular window in an office building. the window is 823 feet wide and 534 feet high. the formula for the area of a rectangle is a=bh. what is the area of the window? enter your answer as a mixed number in simplest form in the box. $$ ft2

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?

The graph of a curve that passes the vertical line test is a: