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X in (-oo:+oo)
X/(-10) < 22 // - 22
X/(-10)-22 < 0
-1/10*X-22 < 0 // + 22
-1/10*X < 22 // : -1/10
X > 22/(-1/10)
X > -220
X in (-220:+oo)
(-220:+oo)
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