College Algebra (10th Edition)

Published by Pearson
ISBN 10: 0321979478
ISBN 13: 978-0-32197-947-6

Chapter 1 - Section 1.1 - Linear Equations - 1.1 Assess Your Understanding: 19

Answer

$x=-2$

Work Step by Step

$3x+4=x$ $\longrightarrow$addition property of equality $3x+4-3x=x-3x$ $\longrightarrow$combine like terms $4=-2x$ $\longrightarrow$multiplication property of equality $4\div-2=-2x\div-2$ $\longrightarrow$simplify $-2=x$
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