Предмет: Математика, автор: толя125

x по модулю минус 9 и все это опять по модулю равно 3 .Помогите решить уравнение

Ответы

Автор ответа: Айнура55

0

|х-9|=|3|
х-9=3
х=3+9
х=12

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