Предмет: Математика, автор: lotion8448y58

помогите решить очень срочно заранее спасибо)
50-y×5=25

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Автор ответа: Ulyana8685

1

50-у*5=25
50-5у=25
-5у=25-50
-5у=-25|:(-5)
у=5

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