Answer:
155+27n
Step-by-step explanation:
hope this helps
First one is -6 and the second one is -3
It sucks that points have to be used in order to post questions.
Openstudy - the company that merged into Brainly - was much better.
Anyway, I think that the answer to this question is A. I'm not sure, though.
Each person will get two and one quarter (2.25) pies
Note that

and

.
From the unit circle, we can check that

and

have the same value, but opposite signs, that is:

.
Thus,

.
Note that

is the x-coordinate of the lowest point on the unit circle, that is (0, -1). Thus

Answer: 0