# Raul works 2 h daily after school, Monday through Friday. On Saturdays he works 8 h at $2 more per hour than on weekdays. If he makes$142 per week, how much does he make per hour on weekdays?

Raul earns $7 per hour on weekdays. #### Explanation: Let Raul works at per hour rate on weekdays be $ x, then,
Raul works at per hour rate on Saturdays be $(x+2) He makes total of $142 per week (5 weekdays and Saturday)
$\therefore 5 x \cdot 2 + \left(x + 2\right) \cdot 8 = 142 \mathmr{and} 10 x + 8 x = 142 - 16$ or
18 x= 126 or x =126/18= $7  , Therefore, Raul earns $7 per hour on weekdays. [Ans]