Answer
$4$
Work Step by Step
Adding 3 to both sides we have
$$
2x - 3 = 5\Longrightarrow 2x-3+3=5+3 \Longrightarrow 2x=8
$$
Dividing both sides by $2$ gives
$$ x=4$$
Precalculus: Concepts Through Functions, A Unit Circle Approach to Trigonometry (3rd Edition)
by Sullivan III, Michael
Published by
Pearson
ISBN 10:
0-32193-104-1
ISBN 13:
978-0-32193-104-7
Appendix A - Review - A.8 Solving Equations - A.8 Assess Your Understanding - Page A70: 9
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