Question

Where are the TMs Thunderbolt and Earthquake in X/Y?

Answer 1

TM Thunderbolt is given to you as a reward for beating the fifth gym.
TM Earthquake can be found on Route 22.

Source: http://www.serebii.net/xy/tmhm.shtml

Comments

Thankyou

Answer 2

Thunderbolt is the TM that Clemont gives you after you defeat him.
Earthquake is on Route 22.

Honedge can be found on Route 6.

Source: Experience