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\(x = - 1\)是下列哪个一元一次方程的解( )
A.\(x - 5 = 6\)
B.\(\frac{1}{2}x + 2 = 6\)
C.\(3x + 1 = 4\)
D.\(4x + 4 = 0\)
参考答案:D
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