Suppose that before you began your college application process, you were offered a job to work as a floor$-$trainer at a local yoga studio, accompanied by a yearly salary of $$28,000($after taxes$).$ Assume however that you decided to turn down this offer and instead attend a year of college. The total monetary cost of the year of college, including tuition, fees, and room and boar expenses, is $$42,000.$

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