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Автор - kintarik

как решить уравнения 12 х-х-55=0

Ответ

Автор - maxzatrudin
12x-x-55=0
11x=55
x=55:11
x=5
12*5-5-55=0

Ответ

Автор - dil2002naz
11х-55=0
11х=0+55
11х=55
х=55:11
х=5

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