Answer
$$x \geq \frac{b + a}{-2}$$
Work Step by Step
We first add $a$ on both sides:
$$-2x \leq b + a$$
Divide both sides by $-2$. Dividing by a negative number means you need to reverse the sign as well:
$$x \geq \frac{b + a}{-2}$$
Introductory Algebra for College Students (7th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13417-805-X
ISBN 13:
978-0-13417-805-9
Chapter 2 - Section 2.7 - Solving Linear Inequalities - Exercise Set - Page 196: 92
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