RKE execution error

we are configuring Rancher 2.x with HA , we have downloaded RKE from the following URL https://github.com/rancher/rke/releases/tag/v1.0.0 and followed the steps which is mentioned in the below URL.

we are getting the below error when execute command, Please help us to resolve the issue

[tibco@XXXX Rancher]$ rke --version
bash: rke: command not found…

.we are using Oracle Linux Server release 7.7


To run rke you have to make it executable (chmod +x rke) and then copy it to /usr/local/bin.
After that you’ll be able to run rke --version