解方程x(x-3)-2(x-3)=0解下列分式方程1.x-1/x-1/3=12.2x/x-1+1=3x-1/x3.1/x-3-x/3-x...解方程x(x-3)-2(x-3)=0解下列分式方程1.x-1/x-1/3=12.2x/x-1+1=3x-1/x3.1/x-3-x/3-x=2解下列方程组1.2x-y=43x-4y=112.x+2y=53x-2y=33

Answer 1

1.(3/x^2+2x)-(1/x^2-2x)=0 2.(x/x-3)=(x^1/x-1)
3/x^2+2x-1/x^2+2x=0 表示题目看不懂
2/x^2+4x=0
(2+4x^3)/x=0
2+4x^3=0
x=-1/2的三次根号
3.(x-3/x-2)+1=(3/2-x) 4.(2x+1/x^2+x)=(5/6x+6)
若题目没理解错就是：表示题目不明
(x-3)/(x-2)+1-3/(2-x)=0
(x-3)/(x-2)+1-3/(x-2)=0
x/(x-2)+1=0
(x+x-2)/(x-2)=0
x=1