# An airplane descends 1.9 miles to an elevation of 7.05 miles. Find the elevation of the plane before its descent. What is the initial elevation of the plane?

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Just help pls

Just help pls

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smendyka
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Feb 8, 2018

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See a solution process below:

#### Explanation:

The formula for calculating change in elevation is:

Where,

**descends**.

Substituting and solving for

The airplanes initial elevation was 8.95 miles.

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