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w in (-oo:+oo)
(2/3)*w-(3*w)+8 = 202/27 // - 202/27
(2/3)*w-(3*w)-(202/27)+8 = 0
(2/3)*w-3*w-202/27+8 = 0
14/27-7/3*w = 0 // - 14/27
-7/3*w = -14/27 // : -7/3
w = -14/27/(-7/3)
w = 2/9
w = 2/9
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