Предмет: Алгебра, автор: valeriya200118

7 класс
решите уравнение пожалуйста

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Автор ответа: Surbrut

1

5(х-9)+2(8-2х)=5(х-10,7); 5х-45+16-4х=5х-53,5; 5х-4х-5х=45-16-53,5; -4х=-24,5; х=6,125 Ответ:6,125

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