The answer is 277 for your question
Answer:
i think a
Step-by-step explanation:
A coefficient is a number multiplied by a variable.
In this case, our variable is a.
The coefficient is 12.
(PS: The +5 that isn't being multiplied by a variable is called a constant)
It is -3/2, 2/10 - 5/8 = -3/2
D he doesn't care about his family well being