Subjects algebra

Equation Solution Type 6B0B81

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Question: Which of the following best describes the solution to the equation below? -6(6x + 11) = -3(12x + 22) A. no real solutions B. exactly one real solution, x = 2/3 C. exactly one real solution, x = -2/3 D. infinite real solutions
1. **State the problem:** Solve the equation $$-6(6x + 11) = -3(12x + 22)$$ and determine which description fits the solution. 2. **Expand both sides:** $$-6 \times 6x = -36x$$ $$-6 \times 11 = -66$$ $$-3 \times 12x = -36x$$ $$-3 \times 22 = -66$$ So the equation becomes: $$-36x - 66 = -36x - 66$$ 3. **Simplify the equation:** Subtract $$-36x$$ from both sides: $$-36x - 66 - (-36x) = -36x - 66 - (-36x)$$ $$\cancel{-36x} - 66 - \cancel{-36x} = \cancel{-36x} - 66 - \cancel{-36x}$$ $$-66 = -66$$ 4. **Interpret the result:** Since the equation simplifies to $$-66 = -66$$, which is always true, the equation holds for all values of $$x$$. 5. **Conclusion:** The equation has infinitely many real solutions. **Answer:** D. infinite real solutions