Iris charges $50 for her consulting services plus $60 for each hour she works. on one job, iris charged $470. for how many hours did iris work on this job

 The required number of hours that Iris worked is 7.

Step-by-step explanation:  Given that Iris charges $50 for her consulting services plus $60 for each hour she works. On one job, iris charged $470.

We are to find the number of hours that Iris worked on the job.

Let x represents the number of hours for which Iris worked on the job.

Then, according to the given information, we have

Thus, the required number of hours that Iris worked is 7.

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