Respuesta :

Answer: x = 2

Step-by-step explanation:

3x2 - 6 = 10 - x2

       +6   +6

3x2 = 16 - x2

+x2         +x2

4x2 = 16

4/4     16/4

x2 = 4

√x2 = √4

x = 2

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