Предмет: Математика, автор: ЮЮПР

Нина задумала число. Это число она сначала прибавила к 7 а потом отняла его от 7 ответ оказался одним и тем же -7 Какое число задумала НИНА

Ответы

Автор ответа: Кетрин07

0

х+7-7=-7
х=-7
если я правильно поняла условие

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