3x-(3-2x)=4x+5 помогите плиз)

3x-(3-2x)=4x+5 помогите плиз)
- Предмет:
  Математика
- Автор:
  sebastian41
- 5 лет назад

Ответы 2

Ответ:
8
Пошаговое объяснение:
3x-3+2x=4x+5
3x+2x-4x=5+3
1x=8
- Автор:
  makainnma
- 5 лет назад
- 0
3х - (3 - 2х) = 4х + 5
3х - 3 + 2х = 4х + 5
3х + 2х - 4х = 5 + 3
х = 8
- - - - - - - - - - - -
Проверка:
3 · 8 - (3 - 2 · 8) = 4 · 8 + 5
24 - (3 - 16) = 32 + 5
24 - (-13) = 37
24 + 13 = 37
37 = 37
- Автор:
  malachi15
- 5 лет назад
- 0
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3x-(3-2x)=4x+5 помогите плиз)

Ответы 2

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