Х-1/2=3/4х пж скажите туплю
Х-1/2=3/4х х-3/4х=1/2 4/4х-3/4х=1/2 1/4х=1/2 х=1/2:1/4 х=1/2*4/1 х=2
4х-2 =3х 4х - 3х = 2 х = 2