can't unzip tar.gz on debian code example

Example 1: how to untar tar.gz

tar xvzf file.tar.gz

Example 2: untar gz file ubuntu

#Untar to the specific dirctory -C qualifier for customized directory
#You must cd into the directory containg the file first
tar -xf archive.tar.gz -C /home/linuxize/files
#Untar specific files from  archive.tar.gz
tar -xf archive.tar.gz file1 file2