The adjusting entry to be made to accrue wages expense at the end of January will be:
( Computation for the accrued salaries: 1,500 x 3 = 4,500)
Debit
Salaries and Wages Expense 4,500
Credit
Salaries and Wages Payable 4,500
At the next payday which is February 2, the entry would be:
Debit
Salaries and Wages Payable 4,500
Salaries and Wages Payable 3,000
Credit
Cash 7,500