Elementary and Intermediate Algebra: Concepts & Applications (6th Edition)

Published by Pearson
ISBN 10: 0-32184-874-8
ISBN 13: 978-0-32184-874-1

Chapter 5 - Polynomials and Factoring - 5.2 Factoring Trinomials of the Type x2+bx+c - 5.2 Exercise Set: 67

Answer

$x=\dfrac{5}{3}$

Work Step by Step

Using the properties of equality, the solution to the given equation, $ 3x+7=12 ,$ is \begin{array}{l}\require{cancel} 3x=12-7 \\\\ 3x=5 \\\\ x=\dfrac{5}{3} .\end{array}
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