Which values for a and b make the statement (a + 2)(b - 9) = 0 true?

a = 2, b = -9

a = -2, b = 9

a = -2, b = -9

a = 2, y = 9

With this question! what is process of elimination? ? p.s. my brothers acc got banned so add his new one @ yamauchiyamyam17

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