Respuesta :

140618

Answer:

B

Step-by-step explanation:

First combine the x³s.

-4x³ + 8x³ = 4x³

Then, combine the x²s.

2x² + 6x² = 8x²

Now, combine the remaining values.

9 + 1 = 10

Finally put it together.

4x³ + 8x² + 10

Hope that helps and maybe earns a brainliest :)

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