0.21x -0.091x + 0.35 = 0.40.119x + 0.35 = 0.40.119x = 0.42 - 0.30.119x = 0.0x = 0.07 / 0.11x = 0.58824
Ответ: x = 0.58824
0.21x -0.091x + 0.35 = 0.4
0.119x + 0.35 = 0.4
0.119x = 0.42 - 0.3
0.119x = 0.0
x = 0.07 / 0.11
x = 0.58824
Ответ: x = 0.58824