Mr huburt has $40 in his wallet and decided to use it to pay his friend bill part of the $75 that he borrowed last week. How much does he still owe the loan? Show your working

Mr Huburt owes his friend $75.

He pays $40 from his wallet.
Therefore, he still owes $75 - $40 = $<<75-40=35>>35.

He still owes $35 for the loan.