Solve the following problems:
- I have in my bank account a charge of $ 8700, then made a deposit of $ 1500, then retired $ 1800 and finally deposited $ 3900. What is the ending balance in my account? Consider
debts and withdrawals as negative numbers.
- Aurora was born in 1945 at age 19 married, 5 years later his son was born. If Aurora died when his son was 37 years. What year Aurora died at what age?
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