## Elementary Algebra

Published by Cengage Learning

# Chapter 1 - Some Basic Concepts of Arithmetic and Algebra - 1.3 - Integers: Addition and Subtraction - Problem Set 1.3 - Page 21: 129

#### Answer

(a) The opposite of $x$ plus $y$. (b) $x$ minus $y$. (c) The opposite of $x$ minus $y$ plus $z$.

#### Work Step by Step

An algebraic expression like $-x - z$ can be put into words as "the opposite of $x$ minus $z$" since the opposite of $x$ is $-x$. By translating all of the given equations in this way, the answers can be found.

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