Respuesta :

Answer:

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

Step-by-step explanation:

Given:

[tex]8x^{2} +12 = 4x^{2} +36[/tex]

Combine like-terms:

[tex]4x^{2} = 24[/tex]

Solve:

[tex]x^{2} = 6\\x=\sqrt{6}[/tex]

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