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Автор - irishalove2005

Как решить уравнение 25 - ( x + 9) : 5=19

Ответ

Автор - EllaMAKVEBEST
(Х+9):5=25-19
(Х+9):5=6
Х+9=5*6
Х+9=30
х=30-9
Х=21

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