Respuesta :

9 - w/10 ≤ 2

9 (-9) - w/10 ≤ 2 (-9)

-w/10 ≤ -7

-w/10 (10) ≤ -7(10)

-w ≤ -70

-w/-1 ≤ -70/-1

w ≥ 70


w ≥ 70 is your answer

hope this helps