A.-18 B.-2 C.-36 D.-9
The sign between 2x and 7 is missing.
If the equation is 2x + 7 = -11, then 2x = -18, and x = -9. The answer is D.
If the equation is 2x - 7 = -11, then 2x = -4, and x = -2. The answer is B.
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