решите уравнение 5\9x=2 1\3; 14\39:x=21\52

5/9х = 2 1/3,5/9х= 7/3,х = 7/3:5/9,х = 7/3*9/5,х=63/15,х=21/5,х=4 1/5,14/39:х=21/52,х=14/39:21/52,х=14/39*52/21,х=104/117,х = 8/9