-5x-1/7x4/-8

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Solution for -5x-1/7x4/-8 equation:


x in (-oo:+oo)

-(((1/7)*x^4)/(-8))-5*x = 0

(1/56)*x^4-5*x = 0

1/56*x^4-5*x = 0

x*(1/56*x^3-5) = 0

1/56*x^3 = 5 // : 1/56

x^3 = 280

x^3 = 280 // ^ 1/3

x = 2*35^(1/3)

x = 0

x = 0

x in { 2*35^(1/3), 0 }

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