Respuesta :

Answer:

2x^5-2x^4+3x+3

Step-by-step explanation:

distribute -1 to the second part of the expression and then combine like terms

Step-by-step explanation:

[tex]3 - {6x}^{5} - {8x}^{4} + {6x}^{4} + 3x + {8x}^{5} = {2x}^{5} - {2x}^{4} + 3x + 3 [/tex]