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x in (-oo:+oo)
(1/3)*(x-2) < (1/8)*(3*x-1) // - (1/8)*(3*x-1)
(1/3)*(x-2)-((1/8)*(3*x-1)) < 0
(1/3)*(x-2)+(-1/8)*(3*x-1) < 0
1/3*(x-2)-1/8*(3*x-1) < 0
1/3*(x-2)-1/8*(3*x-1) < 0
-1/24*x-13/24 < 0
-1/24*x-13/24 < 0
-1/24*x-13/24 < 0 // + 13/24
-1/24*x < 13/24 // : -1/24
x > 13/24/(-1/24)
x > -13
(-oo:-13) (-13:+oo) -1/24*x-13/24 + -
x in (-13:+oo)
(-13:+oo)
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