Renita hired a plumber. In the estimate, she was told that the supplies for the job would cost $120 and that there would be a $40 per hour charge for the labor. If she only has $280 to spend on the job, which of the following equations can be used to determine how many hours (x) she can afford?

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Renita hired a plumber. In the estimate, she was told that the supplies for the job would cost $120 and that there would be a $40 per hour charge for the labor. If she only has $280 to spend on the job, which of the following equations can be used to determine how many hours (x) she can afford?





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