Respuesta :

Cytokine

-2/3x + 13 ≥ -1

Let's start off by subtracting 13 from both sides.

-2/3x ≥ -14

Divide both sides by -2/3. Dividing a negative number flips the sign.

x ≤ 21

The correct answers are 19, 20, and 21 because these numbers are less than or equal to 21.

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