What values of x make the equation x2 + 9x – 22 = 0 true? Check all that apply.–11–20211

Factor the quadratic: x² + 9x − 22 = (x + 11)(x − 2). A product is zero when at least one factor is zero, so x = −11 or x = 2. The correct choices are −11 and 2.

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