Mathematics
Mathematics, 17.02.2020 17:31, sara7946

Jacob is working two summer jobs, making $10 per hour washing cars and making $8 per hour landscaping. In a given week, he can work no more than 19 total hours and must earn at least $170. If Jacob worked 4 hours landscaping, determine the minimum number of whole hours washing cars that he must work to meet his requirements. If there are no possible solutions, submit an empty answer.

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