## Algebra 1: Common Core (15th Edition)

Published by Prentice Hall

# Chapter 7 - Exponents and Exponential Functions - 7-3 More Multiplication Properties of Exponents - Practice and Problem-Solving Exercises - Page 437: 56

#### Answer

$30x^{2}$

#### Work Step by Step

You are given (-5$x)^{2}$ + $5x^{2}$.Simplify the exponents: (-5$)^{2}$(x$)^{2}$+$5x^{2}$ -multiply when raising a power to a power and simplify- $25x^{2}$+$5x^{2}$ -add the expressions- The simplified expression is $30x^{2}$

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