1.已知关于x的方程(a+1)x+(4a-1)=0的解为-2,则a的值等于( ).A.-2 B.0 C.2/3 D.31.已知关于x的方程(a+1)x+(4a-1)=0的解为-2,则a的值等于( ).A.-2 B.0 C.2/3 D.3/22.方程x-(x-1)/2=5的解为( ).A.-9 B.3 C.-3 D.93.方程3
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![1.已知关于x的方程(a+1)x+(4a-1)=0的解为-2,则a的值等于( ).A.-2 B.0 C.2/3 D.31.已知关于x的方程(a+1)x+(4a-1)=0的解为-2,则a的值等于( ).A.-2 B.0 C.2/3 D.3/22.方程x-(x-1)/2=5的解为( ).A.-9 B.3 C.-3 D.93.方程3](/uploads/image/z/180148-4-8.jpg?t=1.%E5%B7%B2%E7%9F%A5%E5%85%B3%E4%BA%8Ex%E7%9A%84%E6%96%B9%E7%A8%8B%28a%2B1%29x%2B%284a-1%29%3D0%E7%9A%84%E8%A7%A3%E4%B8%BA-2%2C%E5%88%99a%E7%9A%84%E5%80%BC%E7%AD%89%E4%BA%8E%EF%BC%88+%EF%BC%89.A.-2+B.0+C.2%2F3+D.31.%E5%B7%B2%E7%9F%A5%E5%85%B3%E4%BA%8Ex%E7%9A%84%E6%96%B9%E7%A8%8B%28a%2B1%29x%2B%284a-1%29%3D0%E7%9A%84%E8%A7%A3%E4%B8%BA-2%2C%E5%88%99a%E7%9A%84%E5%80%BC%E7%AD%89%E4%BA%8E%EF%BC%88+%EF%BC%89.A.-2+B.0+C.2%2F3+D.3%2F22.%E6%96%B9%E7%A8%8Bx-%28x-1%29%2F2%3D5%E7%9A%84%E8%A7%A3%E4%B8%BA%EF%BC%88+%EF%BC%89.A.-9+B.3+C.-3+D.93.%E6%96%B9%E7%A8%8B3)
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