2/7(x9)=-4

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Solution for 2/7(x9)=-4 equation: 


x in (-oo:+oo)

(2/7)*x^9 = -4 // + 4

(2/7)*x^9+4 = 0

2/7*x^9 = -4 // : 2/7

x^9 = -14

x^9 = -14 // ^ 1/9

x = -14^(1/9)

x = -14^(1/9)

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