Answer:
Step-by-step explanation:
(-6)-(+8)-(-12)
-6-8+12
-14+12
-2
Answer:

Step-by-step explanation:
F=72
g=6
------------

Therefore:


But what is e?
E=76
G=32
g=6
And:

Which means that:

If you take this value into account, you will discover that f is...

So I would have to say that the answer is approximately (c).