Subjects algebra

Absolute Value Equation 13Af4F

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Question: User: 4|x+8|=56
1. **State the problem:** Solve the equation $$4|x+8|=56$$ for $$x$$. 2. **Formula and rules:** The absolute value equation $$|A|=B$$ implies $$A=B$$ or $$A=-B$$ when $$B \geq 0$$. 3. **Isolate the absolute value:** Divide both sides by $$4$$: $$\frac{4|x+8|}{\cancel{4}}=\frac{56}{\cancel{4}}$$ $$|x+8|=14$$ 4. **Split into two cases:** - Case 1: $$x+8=14$$ - Case 2: $$x+8=-14$$ 5. **Solve Case 1:** $$x=14-8$$ $$x=6$$ 6. **Solve Case 2:** $$x=-14-8$$ $$x=-22$$ 7. **Final answer:** The solutions are $$x=6$$ and $$x=-22$$.