Respuesta :

Answer:

[tex]x = \sqrt{6} [/tex]

Step-by-step explanation:

2(x^2 - 6) = - 3x^2 + 18

2x^2 - 12 = - 3x^2 + 18

5x^2 - 12 = 18

5x^2 = 30

x^2 = 6

x = square root (6)