Multiple choice

Solve the given equation 12x + 6 = 3x - 12

  1. x = - 5

  2. x = - 2

  3. x = 4

  4. x = 5
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B Correct answer
Explanation

Subtract 3x from both sides to get 9x + 6 = -12. Then, subtract 6 from both sides to get 9x = -18, which simplifies to x = -2.

AI explanation

To solve the linear equation 12x + 6 = 3x - 12, first isolate the variable by subtracting 3x from both sides to get 9x + 6 = -12. Next, subtract 6 from both sides to obtain 9x = -18. Dividing both sides by 9 gives the solution x = -2.

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