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Mathematics, 20.09.2020 14:01 jwdblue

Three hundred students at McArthur High School work a total of 5000 hours each month. In a month, each student in group A works 10 hours, while each student in group B works 15 hours, and each student in group C works 20 hours. Group B has twice as many students as Group A. Which equation would not be included in the system used to solve this problem?

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Three hundred students at McArthur High School work a total of 5000 hours each month. In a month, ea...
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