1\3x + 2 2\5= 3 2\ 3 нужно решить уравнение
1/3х+12/5=11/3 1/3х=11/3-12/5 1/3х=55/15-36/15 1/3х=19/15 х=19/15*3/1 х=19/5=3 4/5
1/3х + 2 2/5 = 3 2/3 1/3х = 3 2/3 - 2 2/5 1/3х = 11/3 - 12/5 1/3х =55/15 - 36/15 1/3х =19/15 х =19/15 : 1/3 х =19/5 х =3 4/5