## Introductory Algebra for College Students (7th Edition)

Published by Pearson

# Chapter 1 - Test - Page 111: 22

#### Answer

$17,030$ ft

#### Work Step by Step

RECALL: $a-b=a+(-b)$ 830 ft below sea level is represented by the integer $-830$. Thus, the difference in elevation between the plane and the submarine (in ft) is: $=16200-(-830) \\=16200+830 \\=17030$

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