Răspuns:
x-1/2+1/3=5/6
x=5/6+1/3-1/2
x=5/6
5/6-1/2+1/3=5/6
x - 1/2+1/3=5/6
×=1/2+1/3
×=5/6
×=5/6+5/6
×=13/12