I think the answer is 156, I got this by multiplying 12 times 13.
A salesperson receives 3%
C. multiply because of the order of operations
Yes. Think of it like this. You borrowed $1 from your friend for a candy bar. You now have -$1 because you owe your friend money. If you ask your friend for another $5 because you found another thing you wanted you have -$6. When you already have a negative, you are subtracting even more from that, which brings you to an even higher negative number
