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A commercial jet liner hits an air pocket and drops 274 feet. After climbing 195 ​feet, it drops another 139 feet. What is its overall vertical​ change?
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A commercial jet liner hits an air pocket and drops 274 feet. After climbing 195 ​feet, it drops another 139 feet. What is its overall vertical​ change?

User ASSILI Taher
by
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2 Answers

4 votes
It dropped 274

Then went up 195, so:
274 - 195 = 79

Then it dropped another 139, so:
79 + 139 = 218

The total vertical change from where it started was 218 feet.
User Marco Micheli
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7.7k points
0 votes
-274 + 195 - 139 + -218
User Martyns
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7.9k points
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