## Algebra 1

Published by Prentice Hall

# Chapter 10 - Radical Expressions and Equations - 10-1 The Pythagorean Theorem - Mixed Review - Page 604: 51

#### Answer

$45a^2-27a$

#### Work Step by Step

Multiply using the distributive property. $9a(5a-3)=9a(5a)-9a(3)=45a^2-27a$

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