Предмет: Математика, автор: Кирикк1

уравнение x-2=40 с проверкой

Ответы

Автор ответа: Lenchik30

x-2=40
x=40+2
x=42

проверка: 42-2=40

Автор ответа: АртемПорт

x=40+2
x=42
42-2=40
40=40

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