Предмет: Математика, автор: levciknikita92

решить правельно уравнение 4000:(25х+50)=40

Ответы

Автор ответа: nadegda05082008

1

Ответ:

25x +50= 4000:40

25x+50=100

25x=100-50

25x=50

x= 50:25

x=2

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