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Algebra 15 Online
OpenStudy (rayman5766):

A submarine descends at a rate of 0.9 m/s for 90 s. Express the change in altitude relative to sea level. negative

OpenStudy (anonymous):

He descended a total of 81

OpenStudy (anonymous):

Miles

OpenStudy (rayman5766):

so its negative

OpenStudy (anonymous):

Yes because he descended

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