Does this look right?

Ok so I’m looking to upgrade my 2007 MacBook. I made some purchases.

So do I basically back it up with time machine , swap the SSD & memory then turn it on and reboot the OS, and then reload the backup from time machine?

I don’t know what I’m doing

And then a SSD

Seagate FireCuda Gaming (Compute) 2TB Solid State Hybrid Drive Performance SSHD - 2.5 Inch SATA 6GB/s Flash Accelerated for Gaming PC Laptop - Frustration Free Packaging (ST2000LX001)

More info