Предмет: Математика, автор: dimakindinov

3. Решите уравнение: 0,9(х – 5) – 0,8(х – 2) =2,3

Ответы

Автор ответа: tatsach

1

Ответ:

Пошаговое объяснение:

0,9х--4,5-0,8х+1,6=2,3

0,9х-0,8х=2,3+4,5-1,6

0,1х=5,2

Х=5,2:0,1

Х=52

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