Question

3 |3x+5| =60
Пожалууйстаа
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Answer 1

Ответ:

$3 |3x + 5| = 60 \\ |3x + 5| = 20 \\ 3x + 5 = 20 \\ 3x = 15 \\ x = 5 \\ 3x + 5 = - 20 \\ 3x = - 25 \\ x = - \frac{25}{3} \\ x = - 8 \frac{1}{3}$