x-1/3[x-1/3(x-9)]=1/9(x-9)请用一元一次方程步骤解
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![x-1/3[x-1/3(x-9)]=1/9(x-9)请用一元一次方程步骤解](/uploads/image/z/648831-39-1.jpg?t=x-1%2F3%5Bx-1%2F3%28x-9%29%5D%3D1%2F9%28x-9%29%E8%AF%B7%E7%94%A8%E4%B8%80%E5%85%83%E4%B8%80%E6%AC%A1%E6%96%B9%E7%A8%8B%E6%AD%A5%E9%AA%A4%E8%A7%A3)
x-1/3[x-1/3(x-9)]=1/9(x-9)请用一元一次方程步骤解
x-1/3[x-1/3(x-9)]=1/9(x-9)请用一元一次方程步骤解
x-1/3[x-1/3(x-9)]=1/9(x-9)请用一元一次方程步骤解
x-1/3[x-1/3(x-9)]=1/9(x-9)
9x-3[x-1/3(x-9)]=x-9
9x-3x+x-9=x-9
6x=-9+9
6x=0
∴x=0
x-1/3X+1/9﹙x-9﹚=1/9(x-9)
2/3x=0
x=0