Prealgebra (7th Edition)

Published by Pearson
ISBN 10: 0321955048
ISBN 13: 978-0-32195-504-3

Chapter 1 - Review - Page 94: 147

Answer

No.

Work Step by Step

We can see if 9 is a solution of 5n-6=40 by substituting 9 into the equation as n. If the equation holds true, then 9 is a solution. If the equation is false, 9 is not a solution. 5n-6=40 5(9)-6=40 45-6=40 39$\ne$40 9 is not a solution
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