camiladossantos camiladossantos
  • 05-02-2021
  • Mathematics
contestada

Jack paid $120 to have his bus fixed at an auto-repair shop.
The parts of the bus cost $72, and service was charged at $12
an hour. How many hours was the bus worked on?

Respuesta :

taniasingh137 taniasingh137
  • 05-02-2021

Answer:

4 hours

Step-by-step explanation:

72+12x=120 and when you isolate x you get x=4

Answer Link

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