cd /tmp
wget http://www.rarlab.com/rar/rarlinux-x64-5.3.b4.tar.gz
tar -zxvf rarlinux-x64-5.3.b4.tar.gz
#Both rar and unrar command are located in rar sub-directory. Just do cd to rar directory, type:
cd rar
./unrar
#copy rar and unrar file to /usr/local/bin directory
sudo cp rar unrar /usr/bin
#To extract file with full path:
unrar x file.rar
