Предмет: Математика, автор: Alsu200203

Помогите пожалуйста /0,7/*/y/=/0,42/

Ответы

Автор ответа: ltuf1970

1

/0,7/ х /у/=/0,42/
/у/=0,42:0,7
/у/=0,6
у=+0,6 и у=-0,6

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