Answer
$x=0.5$
Work Step by Step
Since the left side of the equation has a log, let us turn it into an exponential equation.
Rewriting gives us,
$2^-1 = x$
(The general form of this is $\log_{a}b=x$ becomes $a^x=b$)
Thus $x=.5$
Algebra 2 (1st Edition)
by Larson, Ron; Boswell, Laurie; Kanold, Timothy D.; Stiff, Lee
Published by
McDougal Littell
ISBN 10:
0618595414
ISBN 13:
978-0-61859-541-9
Chapter 13, Trigonometric Ratios and Functions - Prerequisite Skills - Page 850: 8
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