Question

1/2{x-1/3[x-1/4(x-2/3)]=x+3/4

解方程，一步一步写

Answer 1

1/2[x-1/3(x-1/4x+1/6)]=x+3/4
1/2(x-1/3x+1/12x-1/18)=x+3/4
1/2x-1/6x+1/24x-1/39=x+3/4
3/8x-1/39=x+3/4
5/8x=-121/156
x=-242/195