Answer:
Step-by-step explanation:

Answer:
the first equation
Step-by-step explanation:
Answer:
3
Step-by-step explanation:
Parenthesis
Exponents
Multiplication
Division
Addition
Subtraction
3^4 +9^2÷3^3-9^2
81+81÷27-81
81+3-81
3
I Am Going Ask My teacher. I just screenshot it.