Question

Решите уравнение:
| 3x-5 | =4

Answer 1

$|3x - 5| = 4 \ 3x - 5 = 4 \ 3x - 5 = - 4 \ x = 3 \ x = frac{1}{3} \ x(1) = frac{1}{3 } \ x(2) = 3$
Вот!