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已知方程\(0.7 + 12\left( {3x - \frac{1}{{2016}}} \right) = \frac{2}{5}\)，求代数式\(9\left( {12x - \frac{1}{{504}}} \right) + 1.2\)的值.
参考答案：代数式\(9\left( {12x - \frac{1}{{504}}} \right) + 1.2\)的值为0.3.
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