Respuesta :

Start with "x"

Add 5  → x + 5

double → 2(x + 5)  = 2x + 10

subtract 6  →  (2x + 10) - 6  = 2x + 4

divide by 2  →  (2x + 4)/2  = x + 2

subtract "x"  → (x + 2) - x  = 2

Conjecture: Whatever number is chosen, once the given steps are followed, the result will always be 2.