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

Published by Pearson

# Chapter 1 - Section 1.8 - Exponents and Order of Operations - Exercise Set - Page 99: 21

#### Answer

-x$^2$

#### Work Step by Step

Simplify the expression by combining like terms. 26x$^2$-27x$^2$=(26-27)x$^2$=(-1)x$^2=-$x^2\$

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