Предмет: Математика, автор: bombapyshka

4,8+(0,4-x)=-1,9
РЕШИТЕ ПОЖАЛУЙСТА БЫСТРЕЕ)) СПАСИБО​

Ответы

Автор ответа: sebrithien
1

\displaystyle \tt 4,8+(0,4-x)=-1,9\\\displaystyle \tt 4,8+0,4-x=-1,9\\\displaystyle \tt 5,2-x=-1,9\\\displaystyle \tt -x=-1,9-5,2\\\displaystyle \tt -x=-7,1\\\displaystyle \tt \bold{x=7,1}

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