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①2(2x-1)+5(2x-1)=3(x+1)+4(x+1)7(2x-1)=7(x+1)2x-1=x+1 x=2②4x-2-4x-4=3x+3-10x+5 -6=-7x+8 7x=14 x=2【聆聽專家團】為你解答已解决,滿意請點擊右下角【採納答案】
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