Adding materials to GDS websites

Adding answers, ready-made decisions (GDS) on different subjects for students of 1-11 classes. Web sites on CMS WordPress, 1C-Bitrix, Joomla and Drupal. It contains 23 pages:
gdz-russyaz.ru biogdz.ru methodarhiv.ru getsoch.ru gdz-matem.ru superhimik.ru artsoch.ru minisozh.ru bosova-gdz.ru po-istorii.ru 5class.ru edufiles.ru 9class.ru all8classes.ru geogdz.ru po-kartinam.ru po-literature.ru bardarov.ru po-kartine.ru gdz-fizika.ru all7class.ru