Answer
$$x\geq3 .$$ See the figure below.
Work Step by Step
By combining the like terms of the inequality $ -2 (2 -x) \geq -(2x -8)$, we have
$$ -4+2x\geq - 2x+8\Longrightarrow 4x\geq 12\Longrightarrow x\geq3 .$$ See the figure below.
Elementary Technical Mathematics
by Nelson, Robert; Eren, Dale;
Published by
Brooks Cole
ISBN 10:
1285199197
ISBN 13:
978-1-28519-919-1
Appendix C - Simple Inequalities - Exercise - Page 583: 46
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