Respuesta :

wegnerkolmp2741o

Answer:

15x^3 + 6x^2

Step-by-step explanation:

5x^2+8x^3+7x^3+x^2

Combine like terms

8x^3+7x^3+x^2 + 5x^2

15x^3 + 6x^2

To be in standard form, we write from highest power to lowest power

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