3x = 2/3
x = 2/3 ÷ 3x = 2/9
Ответ: x = 2/9
(3/4)x = 12
x = 12 ÷ 3/4x = 12 * 4/3x = 48/3x = 16
Ответ: x = 16
3x = 2/3
x = 2/3 ÷ 3
x = 2/9
Ответ: x = 2/9
Уравнение 2:(3/4)x = 12
x = 12 ÷ 3/4
x = 12 * 4/3
x = 48/3
x = 16
Ответ: x = 16