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27*x^2-(((33*x)/9)*x)-8 = 0
27*x^2+(-11/3)*x^2-8 = 0
70/3*x^2 = 8 // : 70/3
x^2 = 12/35
x^2 = 12/35 // ^ 1/2
abs(x) = (12/35)^(1/2)
x = (12/35)^(1/2) or x = -(12/35)^(1/2)
x in { (12/35)^(1/2), -(12/35)^(1/2) }
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