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a bottlenose dophin is 10 ft below sea leval then it begins to dive at a rate of 9ft per second what is the equation of the line that represents its elevation y after x seconds

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y = (-9x) - 10
The dolphin is doing down at a rate of 9 ft/ 1 sec and started 10 ft below sea level (the x-axis).
a bottlenose dophin is 10 ft below sea leval then it begins to dive at a rate of 9ft-example-1
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User Xiao Liang
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