Respuesta :

Answer:

50+25n=$125 and 3 hours

Step-by-step explanation:

50 (service charge)
25 (hourly rate)
Previous service cost = 125
Number of hours worked = n

50 + 25n = 125 (equation)

50 + 25(3) = 125
50 + 75 = 125
125 = 125

3 hours worked