A.
2x >4 |
x > 2 |
B.
1/2x ≥ -1
x ≥ -2
C.
6 ≥ 12x |
12x ≤ 6 |
x ≤ 1/2 |
D.
x+2 < 1 1/2 |
x < -1/2 |
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