Question

一元一次方程x-(1-x)/3=(x+2)/6-1

Answer 1

x-(1-x)/3=(x+2)/6-1

x-(1/3-x/3)=(x/6+1/3)-1

x-1/3+x/3=x/6+1/3-1

6(x-1/3+x/3)=6(x/6+1/3-1)

6x-2+2x=x+2-6

8x-x=2-4

7x=-2

x=-(2/7)