## Elementary Technical Mathematics

Published by Brooks Cole

# Chapter 5 - Test - Page 232: 2

#### Answer

$10^{2}$ + 15x

#### Work Step by Step

distribute parentheses using a(b+c)=ab+ac = -5x $\times$ 2x-5x(-3) apply minus - plus rules = -5x $\times$ 2x + 5x $\times$ 3 SImplify -10$x^{2}$+15x

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