Any suggestion of how to get to the solution will be appreciated.
Note: the final answer not necessary has to be an integer(could be a simpler form)
Thanks in advance
Solving the first equation further enough you'll get:
Factorizing and reducing the second one :
Replacing in :
Solving this final equation in order to find the required one above and you'll get
Reorganizing my attempt to post it, I casually found out the solution.
In any case another way to solve this problem will be appreciated.
Thanks for the remarking.