Answer:
A. $0
B. 0
Explanation:
A. If you deposit $10 in an empty bank account and you withdraw $10 from the account, the amount of money left in the account will be:
10 - 10 = $0
B. If you start at 0, add 7 and subtract 7, you'll end up at:
0 + 7 - 7 = 0