Автор - ssergey236

решите уравнение -3x+7 (2-3x)=-4x-5​

Ответ

Автор - Sleeplessness1

- 3х + 7(2 - 3х) = - 4х - 5

- 3х + 14 - 21х + 4х = - 5

- 20х = - 5 - 14

- 20х = - 19

х = -19/(-20)

х = 0,95

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