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x in (-oo:+oo)
(1/3)*(5*x-6) < x // - x
(1/3)*(5*x-6)-x < 0
1/3*(5*x-6)-x < 0
1/3*(5*x-6)-x < 0
2/3*x-2 < 0
2/3*x-2 < 0
2/3*x-2 < 0 // + 2
2/3*x < 2 // : 2/3
x < 2/2/3
x < 3
(-oo:3) (3:+oo) 2/3*x-2 - +
x in (-oo:3)
(-oo:3)
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