Final answer:
To find the missing number in the equation ? x -2 = -12, divide -12 by -2 to get the missing number as 6.
Step-by-step explanation:
To find the missing number in the equation ? x -2 = -12, we need to isolate the variable. Since the missing number is being multiplied by -2, we can reverse this operation by dividing both sides of the equation by -2. This gives us ? = -12 ÷ -2. Dividing -12 by -2 equals 6, so the missing number in the equation is 6.
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