1) (x - 5)/8 + 23 = 28
(x - 5)/8 = 5
x - 5 = 40
x = 45
2) 80 / (x + 3) + 17 = 27
80 / (x + 3) = 10
(x + 3) = 8
x = 5
Ответ: x = 45 и x = 5
1) (x - 5)/8 + 23 = 28
(x - 5)/8 = 5
x - 5 = 40
x = 45
2) 80 / (x + 3) + 17 = 27
80 / (x + 3) = 10
(x + 3) = 8
x = 5
Ответ: x = 45 и x = 5