Question

реши уравнения 3x-6=0

Answer 1

3х - 6 = 0

х = (0 + 6) : 3

х = 2

------------------------

3 * 2 - 6 = 0

           0 = 0

Answer 2

$3 \times x - 6 = 0 \\ x = 6 \div 3 \\ x = 2$
Проверка (если надо)
$2 \times 3 = 6 \\ 6 - 6 = 0$