-9x^3+3x^2-15x/-3x

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Solution for -9x^3+3x^2-15x/-3x equation: 


x in (-oo:+oo)

3*x^2-9*x^3-(((15*x)/(-3))*x) = 0

3*x^2-9*x^3+5*x^2 = 0

8*x^2-9*x^3 = 0

x^2*(8-9*x) = 0

8-9*x = 0 // - 8

-9*x = -8 // : -9

x = -8/(-9)

x = 8/9

x^2 = 0

1*x^2 = 0 // : 1

x^2 = 0

x = 0

x in { 8/9, 0 }

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