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x in (-oo:+oo)
(5/4)*(3*x-(1/2))-(2/3) < 7/3 // - 7/3
(5/4)*(3*x-(1/2))-(2/3)-(7/3) < 0
(5/4)*(3*x-1/2)-2/3-7/3 < 0
5/4*(3*x-1/2)-2/3-7/3 < 0
(5/4*3*(3*x-1/2))/3-2/3-7/3 < 0
5/4*3*(3*x-1/2)-7-2 < 0
45/4*x-7-31/8 < 0
45/4*x-87/8 < 0
(45/4*x-87/8)/3 < 0
(45/4*x-87/8)/3 < 0 // * 3^2
3*(45/4*x-87/8) < 0
( 3 )
3 < 0
x belongs to the empty set
( 45/4*x-87/8 )
45/4*x-87/8 < 0 // + 87/8
45/4*x < 87/8 // : 45/4
x < 87/8/45/4
x < 29/30
(-oo:29/30) (29/30:+oo) 3 + + 45/4*x-87/8 - +
x in (-oo:29/30)
(-oo:29/30)
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