Answer:
$66
Step-by-step explanation:
66 - 12 = 54
That would be the inverse property of addition. When you add the
opposite of a number to that number, your sum will be zero. -a is the
opposite of a and -bi is the opposite of bi. When you add x + y (aka the
opposites) your total is absolutely nothing!
It’s the answer is gotta be it has to be c