Решите уравнение 3/4x+1 2/9=1 5/18
3/4x+1 2/9=1 5/18 3/4x = 1 5/18 - 1 2/9 3/4x = 1 5/18 - 1 4/18 3/4x = 1/18 x = 1/18 : 3/4 x = 1/18 * 4/3 x = 2/27
спасибо