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x in (-oo:+oo)
5-((3/2)*x) <= 130 // - 130
5-((3/2)*x)-130 <= 0
(-3/2)*x-130+5 <= 0
-3/2*x-125 <= 0 // + 125
-3/2*x <= 125 // : -3/2
x >= 125/(-3/2)
x >= -250/3
x in <-250/3:+oo)
<-250/3:+oo)
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