Answer
(-$\infty$,-6)
Work Step by Step
1. 1-$\frac{x}{2}$>4
2. 2(1-$\frac{x}{2}$)>2(4)
3. 2-x>8
4. 2-x-2>8-2
5. -x>6
6. -x/-1>6/-1
7. x
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