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x in (-oo:+oo)
-379/110 = -2*x-(5*x)-(9/10) // + -2*x-(5*x)-(9/10)
5*x-(-2*x)-379/110+9/10 = 0
2*x+5*x-379/110+9/10 = 0
7*x-28/11 = 0 // + 28/11
7*x = 28/11 // : 7
x = 28/11/7
x = 4/11
x = 4/11
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