Answer:
im not sure but i got 30.1
Step-by-step explanation:

The first y equals -3 and the second y equals -9
Answer:
B.
Step-by-step explanation:
hope it helps :)
Answer:
g = 5
Step-by-step explanation:
-8 + (-2g) = -18
-8 -2g = -18
-2g = -18+8
-2g = -10
g = -10/-2
g = 5