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math-college URGENT**

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in sentence form using one variable and one equation/inequality solve:

sue makes $15/hour tutoring and averages $10/hour waitressing. Out of 30 hrs working time, what is the minimum # of hours she should tutor if she is to make at least $475?

  • math-college URGENT** -

    Can't be done. Even if she spent all 30 hours tutoring, she'd only make $450.

    Check your problem for typos somewhere.

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