x + 5/25 + 17/25 = 11 - xx + 22/25 = 11 - x2x = 11 - 22/252x = 275/25 - 22/252x = 253/25x = 253/50
1 - x = 17/25 - 5/251 - x = 12/25-x = 12/25 - 1x = 1 - 12/25x = 13/25
Ответ: x = 253/50, x = 13/25.
x + 5/25 + 17/25 = 11 - x
x + 22/25 = 11 - x
2x = 11 - 22/25
2x = 275/25 - 22/25
2x = 253/25
x = 253/50
1 - x = 17/25 - 5/25
1 - x = 12/25
-x = 12/25 - 1
x = 1 - 12/25
x = 13/25
Ответ: x = 253/50, x = 13/25.