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方程兩邊同時乘以(x+3)·(x-3)化為2(x-3)+6 = x+3 2x=x+3囙此x=3
你好 很高興為你解答 40/x+8-10/8=6 40/x=-3/4 x=-160/3 希望對你的幫助 希望你生活愉快,好運常在!
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