## Intermediate Algebra (6th Edition)

Published by Pearson

# Chapter 1 - Section 1.4 - Properties of Real Numbers and Algebraic Expressions - Exercise Set: 12

#### Answer

4(5 + $x$) $\ne$ $-15$

#### Work Step by Step

"Four times the sum" 4 $\times$ (an addition expression) "the sum of 5 and $x$" (5 + $x$) "is not equal to" $\ne$ "the opposite of 15" $-15$ OR 4(5 + $x$) $\ne$ $-15$

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