1)4.5(x-1) - 2.3(x+2) = 2.1x4.5x - 4.5 - 2.3x - 4.6 = 2.1x2.2x - 9.1 = 2.1x2.2x - 2.1x = 9.10.1x = 9.1x = 9.1 / 0.1x = 91
Ответ: x = 91
2)x + 1/2x + 1/3x = 33Упрощаем уравнение, раскрыв скобки:1x + 0.5x + 0.33x = 331.83x = 33x = 33 / 1.83x ≈ 18.032
Ответ: x ≈ 18.032
1)
4.5(x-1) - 2.3(x+2) = 2.1x
4.5x - 4.5 - 2.3x - 4.6 = 2.1x
2.2x - 9.1 = 2.1x
2.2x - 2.1x = 9.1
0.1x = 9.1
x = 9.1 / 0.1
x = 91
Ответ: x = 91
2)
x + 1/2x + 1/3x = 33
Упрощаем уравнение, раскрыв скобки:
1x + 0.5x + 0.33x = 33
1.83x = 33
x = 33 / 1.83
x ≈ 18.032
Ответ: x ≈ 18.032