(x - 19/32) + 15/32 = 17/32
(х - 19/32) + 15/32 = 17/32 х - 19/32 = 17/32 - 15/32 х - 19/32 = 2/32 х = 2/32 + 19/32 х = 21/32 ---------------------- Проверка: (21/32 - 19/32) + 15/32 = 17/32 2/32 + 15/32 = 17/32 17/32 = 17/32
X-19/32+15/32-17/32=0 x=19/32-15/32+17/32 x=21/32