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Brainliest to the best answer

Answer:
O B) 4 + 5 · (3² - 9) ÷ 3²
Step-by-step explanation:
4 + 5 · (3² - 9) ÷ 3²
4 + 5 · (9 - 9) ÷ 9
4 + 5 · 0 ÷ 9
4 + 5 · 0
4 + 0
4
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