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[ 1/1 Equation]
    Work: Find the solution of equation abs(a+4)+abs(a+2) = 10 .
    Question type: Equation
    Solution:
    After the equation is converted into a general formula, it is converted into:
    ( a + 8 )( a - 2 )=0
    From
        a + 8 = 0
        a - 2 = 0
    it is concluded that:：
        a₁=-8
        a₂=2    
    There are 2 solution(s).

解一元二次方程的详细方法请参阅：《一元二次方程的解法》

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