9-3x^2/3=-39

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Solution for 9-3x^2/3=-39 equation: 


x in (-oo:+oo)

9-((3*x^2)/3) = -39 // + 39

9-((3*x^2)/3)+39 = 0

9-x^2+39 = 0

-1*x^2 = -48 // : -1

x^2 = 48

x^2 = 48 // ^ 1/2

abs(x) = 4*3^(1/2)

x = 4*3^(1/2) or x = -(4*3^(1/2))

x in { 4*3^(1/2), -(4*3^(1/2)) }

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