Răspuns :
[50+30*(724-240*3)]*10+4123*0=
=[50+30*(724-720)]*10+0=
=(50+30*4)*10+0=
=(50+120)*10+0=
=170*10+0=1700
=[50+30*(724-720)]*10+0=
=(50+30*4)*10+0=
=(50+120)*10+0=
=170*10+0=1700