\( \definecolor{colordef}{RGB}{249,49,84} \definecolor{colorprop}{RGB}{18,102,241} \)
A person keeps track of their bank account balance as follows. Positive numbers indicate deposits (money added), while negative numbers indicate withdrawals (money taken out):
  • The person starts with \(+50\) dollars in their account.
  • They deposit \(+30\) dollars.
  • Later, they withdraw \(-40\) dollars.
What is the person's final balance?
dollars