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x in (-oo:+oo)
(2*x+1/5)*(1/9-(3*x)) = 0
(2*x+1/5)*(1/9-3*x) = 0
( 1/9-3*x )
1/9-3*x = 0 // - 1/9
-3*x = -1/9 // : -3
x = -1/9/(-3)
x = 1/27
( 2*x+1/5 )
2*x+1/5 = 0 // - 1/5
2*x = -1/5 // : 2
x = -1/5/2
x = -1/10
x in { 1/27, -1/10 }
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