Mathematics, 18.03.2021 03:00 ebh3
There are 15 students volunteering for a project. Some of them are freshmen and some are sophomores. Sophomores have volunteered 2 hours each and freshmen have volunteered 3 hours each with a total of 40 hours volunteered. Try to write a system of equation store present this situation and then solve the system.
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There are 15 students volunteering for a project. Some of them are freshmen and some are sophomores....
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