P = 25h + 600.
This is because even if he works no overtime, he still gets his 600.
Aprox.$3.52. if you ever need to find the percentage of something you just times it by the fraction. e.g. 60% of 5 = 5x0.6. so all you need to do to figure this out is to find 60% of 5.88 which is apporxamitely 3.52
The system of equations has one solution