1. **State the problem:** Evaluate the expression $5 + 4 \times (-9)$.
2. **Recall the order of operations:** Multiplication is performed before addition.
3. **Calculate the multiplication first:**
$$4 \times (-9) = -36$$
4. **Substitute back into the expression:**
$$5 + (-36)$$
5. **Simplify the addition:**
$$5 - 36 = -31$$
6. **Final answer:** The value of the expression $5 + 4 \times (-9)$ is $-31$.
Order Operations 978261
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