#### Answer

{$50$}

#### Work Step by Step

Step 1: $\log 2x=2$
Step 2: $2x=10^{2}$
Step 3: $2x=100$
Step 4: $x=\frac{100}{2}=50$
Therefore, the exact solution is {$50$}. Since the answer is a whole number, a four decimal approximation does not exist.

Published by
Pearson

ISBN 10:
0321726391

ISBN 13:
978-0-32172-639-1

{$50$}

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