Need help on restore DB AX 2012R3

Dear all friends, and experts.

I was backup DB of AX 2012R ( date 22/02/2015) : ( Test test environment)

1. MicosoftDynamicAX

2. MicosoftDynamicAX_Model

3. MicosoftDynamicAXBaseline.

Now i want to restore BD AX to old date 22/02/2015 ( same server)

This is my step in my plan:

1. restore three DB above to system running.

My step will OK ?

and after restore. what can i do for system work well?

Please help me and comment for me. This is the first time i must be restore DB AX

Thank you so much.

Regards.