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Автор - romahinaanna8

2 (x - 5) = 9;
1 - 5 (2-3x) = 6;
2x - (7 + x) = 2;​

Ответ

Автор - tolkyntilahan7

Ответ:

2x-10=9

2x=9+10

2x=19

x=9.5

Ответы и объяснения

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