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Автор - 11sheg74

Решите уравнения: 1) 6/3+|x|=1,5; 2)12/1+|x|=3; 3) 28/3+|x|=4; 4)56/10-|x|=7

Ответ

Проверено экспертом

Автор - Rechnung
 frac{6}{3+|x|}=1,5\\3+|x|=6:1,5\3+|x|=4\|x|=4-3\|x|=1\x=б1\\ frac{12}{1+|x|}=3\\1+|x|=12:3\1+|x|=4\|x|=4-1\ |x|=3\x=б3

 frac{28}{3+|x|}=4\\3+|x|=28:4\3+|x|=7\|x|=7-3\|x|=4\x=б4\\ frac{56}{10-|x|}=7\\10-|x|=56:7\10-|x|=8\|x|=10-8\|x|=2\x=б2

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