Решите уравнение а) 12/53 + 41/53 - k = 17/26 б) 28/54 + 12/54 - n = 8/27

12/53 + 41/53 - к = 17/26
53/53 - к = 17/26
к = 53/53 - 17/26
к = 1 - 17/26
к= 9/26

28/54 + 12/54 - н = 8/27
40/54 - н = 8/27
н = 40/54 - 8/27
н = 50/54 - 16/54
н = 24/54
н = 12/27