There's no reason that a change in global temperatures should shrink mountains.
The total displacement is 4.0 m east.
Solar Radiation, The Solar Wind, and Gamma Ray Bursts
Answer:
I'm not sure if you maybe forgot to add in some information but I can give you the equation you will need to solve this..! (just without the bit of infomration you might need)

In this case you'll be solving for t and I can help you with your first step, you'll divide 2 by 4, getting you to:
