x^2-7/14-2x^2 - solution

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Solution for x^2-7/14-2x^2 equation:

x in (-oo:+oo)

x^2-(2*x^2)-(7/14) = 0

x^2-2*x^2-1/2 = 0

-1*x^2 = 1/2 // : -1

x^2 = -1/2

x belongs to the empty set

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