You then should be able to run 7z x LifePlay_3_13_Linux.7z
to extract the game.
sudo apt-get install p7zip
Reading package lists... Done
Building dependency tree
Reading state information... Done
Suggested packages:
p7zip-full
The following NEW packages will be installed:
p7zip
0 upgraded, 1 newly installed, 0 to remove and 32 not upgraded.
Need to get 350 kB of archives.
After this operation, 1,006 kB of additional disk space will be used.
Get:1
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buster/main arm64 p7zip arm64 16.02+dfsg-6 [350 kB]
Fetched 350 kB in 1s (695 kB/s)
debconf: delaying package configuration, since apt-utils is not installed
Selecting previously unselected package p7zip.
(Reading database ... 33285 files and directories currently installed.)
Preparing to unpack .../p7zip_16.02+dfsg-6_arm64.deb ...
Unpacking p7zip (16.02+dfsg-6) ...
Setting up p7zip (16.02+dfsg-6) ...
Processing triggers for man-db (2.8.5-2) ...
7z x LifePlay_3_13_Linux.7z
-bash: 7z: command not found
sudo apt-get install p7zip
Reading package lists... Done
Building dependency tree
Reading state information... Done
p7zip is already the newest version (16.02+dfsg-6).
0 upgraded, 0 newly installed, 0 to remove and 32 not upgraded.
I really apreciate the help, unfortunatly im still stuck..