Elementary Technical Mathematics

Published by Brooks Cole
ISBN 10: 1285199197
ISBN 13: 978-1-28519-919-1

Chapter 6 - Section 6.1 - Equations - Exercises: 4

Answer

$n=9$

Work Step by Step

$\frac{2}{3}n=6$ $\frac{2}{3}n\times\frac{3}{2}=6\times\frac{3}{2}\longrightarrow$ multiply both sides by $\frac{3}{2}$ $n=\frac{18}{2}=9$ To check, substitute the value for n and see of the result is true. $(\frac{2}{3})(9)=6$ $\frac{18}{3}=6$ $6=6\checkmark$
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