Respuesta :

Answer:

-80

Step-by-step explanation:

(6-8)^2 = 6^2 - 8^2 = -28

3*(-28) = -84

8/2 = 4

-84 + 4 = -80

Answer:

Step-by-step explanation:

3(6 - 8)² + 8÷2 = 3(-2)² + 8÷2

         = 3 * 4 + 8÷2

         = 3 * 4 + 4

         = 12 + 4

            = 16