Respuesta :

Answer:

12

Step-by-step explanation:

Given

9 + (7 - 4)² ÷ 3

= 9 + 3² ÷ 3 ← evaluate exponent

= 9 + 9 ÷ 3 ← evaluate division before addition

= 9 + 3 ← perform addition

= 12

Answer:

Step-by-step explanation:

12