5/6[x-3/5(x-1)]=2/3x-1

问题描述:

5/6[x-3/5(x-1)]=2/3x-1

赞同

5/6[x-3/5(x-1)]=2/3x-1
5/6x-1/2(x-1)=2/3x-1
5/6x-1/2x+1=2/3x-1
1/3x+1=2/3x-1
1/3x=2
x=6