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x in (-oo:+oo)
(3/4)*x-2 = 11 // - 11
(3/4)*x-11-2 = 0
3/4*x-13 = 0 // + 13
3/4*x = 13 // : 3/4
x = 13/3/4
x = 52/3
x = 52/3
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