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n in (-oo:+oo)
(8/11)*(-n-10) = 64 // - 64
(8/11)*(-n-10)-64 = 0
8/11*(-n-10)-64 = 0
8/11*(-n-10)-64 = 0
-8/11*n-784/11 = 0
-8/11*n-784/11 = 0
-8/11*n-784/11 = 0 // + 784/11
-8/11*n = 784/11 // : -8/11
n = 784/11/(-8/11)
n = -98
n = -98
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