Thinking Mathematically (6th Edition)

Published by Pearson
ISBN 10: 0321867327
ISBN 13: 978-0-32186-732-2

Chapter 6 - Algebra: Equations and Inequalities - 6.1 Algebraic Expressions and Formulas - Exercise Set 6.1 - Page 349: 78


An addition of like terms by the help of distributive property.

Work Step by Step

By the help of distributive property like terms can add. Example: Let’s consider some terms\[3x, 9x\]. Suppose the addition of like terms is A. Therefore, \[\begin{align} & A=3x+9x \\ & =\left( 3+9 \right)x \\ & =12x \end{align}\]
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