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n in (-oo:+oo)
8-4*n = 76/11 // - 76/11
8-4*n-(76/11) = 0
8-4*n-76/11 = 0
12/11-4*n = 0 // - 12/11
-4*n = -12/11 // : -4
n = -12/11/(-4)
n = 3/11
n = 3/11
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