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t in (-oo:+oo)
4*t-(5*t)-8 = 3 // - 3
4*t-(5*t)-8-3 = 0
4*t-5*t-8-3 = 0
-t-11 = 0 // + 11
-t = 11 // * -1
t = -11
t = -11
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