Respuesta :

It’s 2. 13x- 12y + 6x2 because 8x + 5x is 13x. There are no other y values so it stays -12y. 2x2 + 4x2 is 4 + 8 which is 12 so therefore (6x2)
it’s 13x-12y+6x2 !! (2)