# Missing root when solving equation in sageMath

When I solve equation using sageMath, it missed one root.

```
sage: solve([4/5*(x - 1)^2/x^(1/5) + 2*(x - 1)*x^(4/5)==0] ,x)
[x == (2/7), x == 1]
```

The equation has 3 roots. It misses x==0.

What is the reason?