Предмет: Математика, автор: irinaromanuk013

Решите уравнения 3,5у+2,1у=12,88

Ответы

Автор ответа: zheglovase
1

Ответ:

2,3

Пошаговое объяснение:

3,5у+2,1у=12,88

5,6y=12,88

y=12,88:5,6

y=2,3

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