Aconstruction worker worked 36 hours and earned $504, which included some compensation for paid time off. if his true hourly wage is $4 per hour more than the pay rate shown on his pay stub what rate is shown on his pay stub?

Take first the pay rate of the construction worker with the given details
pay rate = earnings/hours worked
where
earnings= $504
hours worked = 36 hours
pay rate = $14/hr
The problem stated that the true hourly wage is $4 more than the pay rate, thus
true hourly wage = payrate+$4
true hourly wage = $14+$4
true hourly wage = $18
The true hourly wage that will appear on his pay stub is $18.