2/1+x+5/1-x=16/1-x2

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Solution for 2/1+x+5/1-x=16/1-x2 equation: 


x in (-oo:+oo)

x-x+2/1+5/1 = 16/1-x^2 // - 16/1-x^2

x^2+x-x+2/1+5/1-(16/1) = 0

x^2+x-x-16+2+5 = 0

1*x^2 = 9 // : 1

x^2 = 9

x^2 = 9 // ^ 1/2

abs(x) = 3

x = 3 or x = -3

x in { 3, -3 }

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