Предмет: Математика, автор: irina185hdhv

21х-18=20х+4-36х+24 помогиите

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Автор ответа: verozernova

0

21x-18=20x+4-36x+24
21x-20x+36x=4+24+18
37x=46
x=46:37
x=1,243 в периоде

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