Respuesta :

Duberly03

5x + x^4 - (+3x^4) - (+4x)

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

x - 2x^4

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1blackbeltprincess

Answer:

-

Step-by-step explanation:

the minus in the middle of the numbers is when you get the answers in the parenthesis you minus the two answers you got