public function destroy($id)
{
$category = Category::find($id);
$category->delete();
return redirect('/categories')->with('a', "Категория номер $id удалёна");
}
Route::get("/categories/category/destroy/{category}", "AdminCategoriesController@destroy");
<a href="/categories/category/delete/{{$category->id}}" class="card-link">удалить</a>
$category = new Category::find($id);
Category:::find($id)->delete();