Answer:

Step-by-step explanation:
Given,
= (2, -5) and
= (8, 3)
The slope formula is, 



x^3 - 3x^2 - 18x
Using the FOIL method, I arrived at my solution!
Answer:
C
Step-by-step explanation:
Know that two angles added equals 180
8(7) = 56
7(6) = 42
6(5) = 30
5(4) = 20
4(3) = 12
3(2) = 6
∴ 3 = 6