Working as a waiter michael earns $6.50 per hour plus tips last night he received 3850 and tips and he earned a total of 7425 how many hours did he work?

Graham’s monthly bank statement showed the following deposits and withdrawals. -$25.20, $42.75, -$22.04, -$18.50, $74.11. part a if grahams baldness in the account was $37.86 at the beginning of the month,! 27/4! 2// the account balance at the end of the month? ? plz i will give you 100 points