х + 2/9 - 1 = 2х + 1/18 - х/6 // * 18
18x + 4 - 18 = 36x + 1 - 3x
18x - 14 = 33x + 1
-15x = 15
x = -1
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х + 2/9 - 1 = 2х + 1/18 - х/6 // * 18
18x + 4 - 18 = 36x + 1 - 3x
18x - 14 = 33x + 1
-15x = 15
x = -1