Respuesta :

samuelrengifo

Answer:

You only can to sum expressions with the same exponent, so:

Step-by-step explanation:

(4x^5+3x^3-x-6)+(3x^3-9x-4)

4x^5 + 6x^3 - 10x - 10

Best regards

omeedyazdanio2005

Answer:

4x^5+6x^3-10x-10

Step-by-step explanation:

you get rid of the parenthesis and combine like terms

good job