Вопрос школьника по предмету Математика
Определите По какому признаку следующие уравнения разбиты на три группы и реши их а) х+5,032=27,2 б) х-93,1=79,01
Ответ учителя по предмету Математика
х+5,032=27,2
х=27,2-5,032
х=22,168
х-93,1=79,01
х=93,1+79,01
х=172,11
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2)8целых 4/9-х:20=7/40