Question

|||2х+7|-3|+6|=6 решить уравнение

Answer 1

$| | |2x + 7| - 3 | + 6 | = 6 \ | |2x + 7| - 3 | + 6 = 6 \ | |2x + 7| - 3 | = 0 \ |2x + 7| - 3= 0 \ |2x + 7| = 3 \ \ 2x + 7 = 3 \ 2x = 3 - 7 \ 2x = - 4 \ x = - 4 div 2 \ bold{x_1= - 2} \ \ 2x + 7 = - 3 \ 2x = - 3 - 7 \ 2x = - 10 \ x = - 10 div 5 \ bold{x_2 = - 5}$

Answer 2

Ответ: - 2, - 5

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