Angle DOE and angle EOF are adjacent angles. If m∠DOF = 66°, m∠DOE = x, and m∠EOF = 27°, which equation could be used to solve for x?

A.

x + 66° + 27° = 180°

B.

x - 66° + 27° = 90°

C.

x - 27° = 66°

D.

x + 27° = 66°

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