Respuesta :

Answer:

x-6

Step-by-step explanation:

Answer:

x - 30

Step-by-step explanation:

[tex]3(x - 6) + (4x + 12) - 6x \\ 3x - 18 + 4x + 12 - 6x \\ 3x + 4x - 6x - 18 - 12 \\ x - 30[/tex]

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