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Автор - iluha09

Помогите решить уравнения.
1. 7(3x-2)-6(4x+7)=18x
2. 9(2x-1)+2=2(8x-3)+2x

Ответ

Автор - AnzhelaKarpenko
1) 21x-14-24x-42=18
21х-24х-18х=14+42
-21х=56
х= - 21/56

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