Answer:
Part a would be "C" and part b would be "C" I believe
Step-by-step explanation:
(a):it is a constant speed, then decline, then back to constant.
(b):constant then he gets slower.
Answer:
plug in -3 where any x is in the equation. I reccomend doing it in parenthesis just so things work out nicely
Step-by-step explanation:

12 pigs×4 legs=48 legs
18 chickens×2 legs=36 legs
48 legs+36 legs=84 legs
12 are pigs and 18 are chickens
17/8 -11/3
51/24-88/24
-37/24 simplified is -1 13/24
-512.
Type negative 8 to the third power in google. It really is the answer. :)