Given this graph, what are the ordered pairs? Points where f crosses x

Given
The graph,
To find:
The ordered pairs where f(x) crosses x.
Explanation:
It is given that,
That implies,
The ordered pairs at which f(x) crosses x is,
[tex](1,10),\text{ }(2,4),\text{ }(3,0),\text{ }(4,-4),\text{ }(5,-6),\text{ }(7,-8),\text{ }(9,-6),\text{ }(11,0)[/tex]