1/8{1/6[1/4(1/2x+3)+5]+7}=1
1/6[1/4(1/2x+3)+5]+7=8
1/6[1/4(1/2x+3)+5]=1
1/4(1/2x+3)+5=6
1/4(1/2x+3)=1
1/2x+3=4
1/2x=1
x=2