Предмет: Математика, автор: atom219

1. Решите уравнение: 3(х - 7) - 2(x + 1) = -18

Ответы

Автор ответа: Tukru

5

Ответ:

3(х - 7) - 2(x + 1) = -18

3x - 21 -2x-2 = -18

3x-2x = -18 + 21 + 2

x = 5

нажми пж лучший ответ

atom219: я хз как это делать

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