Basic College Mathematics (9th Edition)

Published by Pearson
ISBN 10: 0321825535
ISBN 13: 978-0-32182-553-7

Chapter 9 - Basic Algebra - 9.7 Solving Equations with Several Steps - 9.7 Exercises: 11

Answer

$x=-4$

Work Step by Step

We are given the equation $-5x-4=16$. In order to solve, we can first add 4 to both sides. $-5x-4+4=16+4$ $-5x=20$ Divide both sides by -5. $\frac{-5x}{-5}=\frac{20}{-5}$ $x=-4$
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