Question

Решите уравнение 2 × | x-4 | = 6

Answer 1

Ответ:

$2 |x - 4| = 6 \\ |x - 4| = 3 \\ 1) \: \: \: x - 4 = 3 \\ x = 7 \\ 2) \: \: \: x - 4 = - 3 \\ x = 1$