Respuesta :

the answer is -16x^4

Answer:

-6[tex]x^{4}[/tex]

Step-by-step explanation:

Put aside the 4's for a minute.

Then you have 2x-8x, which equals -6x.

Then add the 4 back in. You never add that part of a number.

Finally, you have -6[tex]x^{4}[/tex].

Hope you learned something!