e
step-by-step explanation:
an equation by definition has to have two or more variables (x and 2 in this case)
idk the answer i want to say 10 but then it would be equal so try 9 but then yeah so yeah we love edgen
80x^8−68x^6+16^5−20x^4−4x^3+8x^2
hope i'm right lol
my guess is