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Verified answer
A.2x - 4 > 3x + 9
2x - 3x > 4 + 9
-x > 13
x < -13
HP : {x| x < -13, x∈R}
B.
2 - (4 + x) ≥ -22
2 - 4 - x ≥ -22
-x ≥ -22 + 2
-x ≥ -20
x ≤ 20
HP : {x| x ≤ 20, x∈R}