## Intermediate Algebra (12th Edition)

Published by Pearson

# Chapter 4 - Section 4.2 - Adding and Subtracting Polynomials - 4.2 Exercises: 38

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#### Work Step by Step

We are given the term $z-z-z+z$. We can use the distributive property to combine like terms. $z-z-z+z=(1-1-1+1)z=0z=0$

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