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x in (-oo:+oo)
-((3*x)/4)-5-2 < 1/2 // - 1/2
-((3*x)/4)-(1/2)-5-2 < 0
(-3/4)*x-1/2-5-2 < 0
-3/4*x-15/2 < 0 // + 15/2
-3/4*x < 15/2 // : -3/4
x > 15/2/(-3/4)
x > -10
x in (-10:+oo)
(-10:+oo)
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