In this if then puzzle there are three equations after the if statement each containing a number on side of equation and an alphabet on the other side and similarly there is another equation after the then equation the task is to find the solution of the equation after the then statement refer below picture

To solve this brain twister puzzle you have to carefully
analyse the first three equations after the if statement and find the logic
which you can apply in the last equation after the then statement to find the
answer to this if then puzzle