Introductory Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-805-X
ISBN 13: 978-0-13417-805-9

Chapter 2 - Section 2.1 - The Addition Property of Equality - Exercise Set: 62

Answer

$x=3$

Work Step by Step

"Difference" indicates subtration. "Of" indicates multiplication. $3-\frac{2}{7}x =\frac{5}{7}x \longrightarrow$ Translate the sentence into an equation. $3-\frac{2}{7}x + \frac{2}{7}x=\frac{5}{7}x+\frac{2}{7}x \longrightarrow$ Add $\frac{2}{7}x$ from both sides $3=x\longrightarrow$ simplify
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