(x-9 3/7)+5 8/21= 6 5/14 решите уравнение плизз

х-9 3/7=6 5/14-5 8/21х-9 3/7=6 15/42-5 16/42х-9 3/7=5 57/42-5 16/42х-9 3/7=41/42х=41/42+9 3/7х=41/42+9 18/42 х=9 59/42х=10 17/42