28x4/7=x

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Solution for 28x4/7=x equation: 


x in (-oo:+oo)

(28*x^4)/7 = x // - x

(28*x^4)/7-x = 0

4*x^4-x = 0

x*(4*x^3-1) = 0

4*x^3 = 1 // : 4

x^3 = 1/4

x^3 = 1/4 // ^ 1/3

x = (1/4)^(1/3)

x = 0

x = 0

x in { (1/4)^(1/3), 0 }

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