Решить уравнение , (х^2-3)^2-(х^2-1)-4х=4х(х^2-3)

2  1/3x   +  1   1/2 = 1 2/3x + 2 1/3 2 1/3x - 1 2/3x = 2 1/3 + 2   1/2 1 4/3 - 1 2/3x = 2   2/6 + 2   3/6 2/3x = 4 5/6 2/3x = 29/6 x = 29/6 : 2/3 x = 29/6 * 3/2 x = 29/4 x = 7 1/4