Respuesta :

Answer:

3

Step-by-step explanation:

given

3 + 11t - 9u

if t = 9, and u = 11, substitute these numbers into the equation:

3 + 11(9) - 9(11)

= 3 + 99 - 99

= 3

Answer: 3

Step-by-step explanation:

3+11t-9u=3+11(9)-9(11)

            =3+99-99

            =102-99

            =3