Precalculus (6th Edition) Blitzer

Published by Pearson
ISBN 10: 0-13446-914-3
ISBN 13: 978-0-13446-914-0

Chapter P - Section P.1 - Algebraic Expressions, Mathematical Models, and Real Numbers - Exercise Set - Page 18: 101



Work Step by Step

Start with expression: $\frac{1}{3}(3x)+[(4y)+(-4y)]$. Divide $3x$ by $3$ to simplify the first term: $x+[(4y)+(-4y)]$. Use additive inverse property to simplify inside brackets: $x+[0]$. Simplify for answer: $x$.
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