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Автор - Solntseva6320

1/6Х+5/12Х=8,4
Помогите решить!ТОЛЬКО ПРОШУ ПОДРОБНО!

Ответ

Автор - MrLyanda
x/6+5х/12=8.4
приводим к общему знаменателю (12)
(2x+5x)/12=8.4
7x/12=8.4
7x=12*8.4=100.8
x=14.4

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