求数学书16.3第一题解方程答案.(1)1/x=5/x+3(2)x/x-1=3/2x-2 -2(3) 2/2x-1=4/4x2(4)3/x2+2x - 1/x2-2x =0(5) x/x-3=x+1/x-1(6)x-3/x-2+1=3/2-x(7)2x+1/x2+x=5/6x+6(8)3/2-1/3x-1=5/6x-2

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