Precalculus (6th Edition)

Published by Pearson
ISBN 10: 013421742X
ISBN 13: 978-0-13421-742-0

Chapter 1 - Equations and Inequalities - 1.8 Absolute Value Equations and Inequalities - 1.8 Exercises: 25

Answer

The equation cannot have a positive solution because this will make the absolute value expression be equal to a negative number and this will never be true.

Work Step by Step

$|7x+3|=-5x$ A positive value of $x$ will make the right side of the equation negative. This means the equation will never be true because an absolute value expression will never produce a negative number.
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