What you need to do, is to first export the package from sepm with the create a single.exe file unchecked.. Then go to the installation files, for 11.0.6100.XX, DVD/SEP folder, and copy the luall.exe and lucheck.exe files, and paste these files, in the exported package , to replace the existing ones.
Then run the setup from this exported package this to your windows 7 computers....
Note: if you have already tried to install on a computer, and it has failed, then you may need to restart that computer, before installing using the steps above.