Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 2 - Section 2.2 - The Multiplication Property of Equality - Practice: 1

Answer

x = 21

Work Step by Step

$\frac{3}{7}$x = 9 Multiply both sides by reciprocal: $\frac{7}{3}*(\frac{3}{7}$x) = 9*$\frac{7}{3}$ Simplify: x = 21 Check with substitution: $\frac{3}{7}$(21) = 9 9 = 9
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