(2014•工业园区一模)解不等式组:12x≤12(x−1)<3x
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(2014•工业园区一模)解不等式组:
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![(2014•工业园区一模)解不等式组:12x≤12(x−1)<3x](/uploads/image/z/16421157-45-7.jpg?t=%EF%BC%882014%E2%80%A2%E5%B7%A5%E4%B8%9A%E5%9B%AD%E5%8C%BA%E4%B8%80%E6%A8%A1%EF%BC%89%E8%A7%A3%E4%B8%8D%E7%AD%89%E5%BC%8F%E7%BB%84%EF%BC%9A12x%E2%89%A412%28x%E2%88%921%29%EF%BC%9C3x)
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2x≤1…①
2(x−1)<3x…②,
解①得:x≤2,
解②得:x>-2,
则不等式组的解集是:-2<x≤2.
2x≤1…①
2(x−1)<3x…②,
解①得:x≤2,
解②得:x>-2,
则不等式组的解集是:-2<x≤2.
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