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MathematicsMathematics
21 July, 22:27

Julie is a math tutor in the academic center. She charges $210 for the first 7 hours of tutoring and $20 for each additional hour of tutoring. If she earned $410 tutoring 1 student, how many total hours did she spent tutoring the student? Which of these equations represents this problem?

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  1. 21 July, 22:39
    0
    17 hours

    $410-$210/20=17 hours
  2. 22 July, 01:58
    0
    17 hours.

    410=20x+210

    Subtract 210 from 410 and get 200. Then divide 200 by 20 and get 10. Add 10 hours to the 7 original hours and get 17.
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