Respuesta :
Answer:
-5x^5 + 8x^4
Step-by-step explanation:
you combine like terms with the ones that are to the 5th power and then add 8x^4
Answer:
-5x^5 + 8x^4
Step-by-step explanation:
you combine like terms with the ones that are to the 5th power and then add 8x^4