Respuesta :

x-8 is the answer for this question
you are going to need to distribute the negative to the 8 and the x. (remember, a negative times a negative is a positive.) Giving you 2x(-8+x), from there, you need to distribute the 2x to the -8 and the +x. {ans: -16x+2x²}
P.S. hope I helped :)