The expression −290+18y represents a submarine that began at a depth of 290 feet below sea level and ascended at a rate of 18 feet per minute. What was the depth of the submarine after 6 minutes?

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JamesD asked Dec 28, 2023

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The expression −290+18y represents a submarine that began at a depth of 290 feet below sea level and ascended at a rate of 18 feet per minute. What was the depth of the submarine after 6 minutes?

Mathematics
college

JamesD asked Dec 28, 2023

by JamesD

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Answer: would be -120 + 78, or -42 feet.

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Erszcz answered Jan 3

by Erszcz

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