Apply the rules for order of operations to simplify (2− 1) + 3^2 ÷ 3. a. 10/3 b. 3 c. 6 d. 4

The answer is D.

Step-by-step explanation:

This question is about pemdas.

P-Parenthesis

E-Exponents

M-Multiply

D-Divide

A-Add

S-Subtract

that came from left to right.

First, calculate with parenthesis.

(2-1)+3²/3

1+3²/3

Then, calculate exponents.

1+3²=3*3=9

1+9/3

Next, divide from left to right.

1+9/3

9/3=3

1+3

Finally add from left to right.

1+3

1+3=4

Final =4

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-Charlie