Решите уравнение 2x+1 /3 =1/2
4x^2 + 4x + 1 - (4x^2 - 4) = 38 4x^2 + 4x + 1 - 4x^2 + 4 = 38 4x + 5 = 38 4x = 33 x = 8,25