I think that the answer is (4,10). hope it helped :)
Answer:
I believe that g=dc
Step-by-step explanation:
You swap positions with g and c along with their sign of operation.
25 times :) hope this helped!
Let
x-------> Leila 's profit
y------> Jo's profit
we know that
----------> equation 
For 
<u>Find the value of x</u>
Substitute the value of y in the equation 



therefore
<u>the answer is</u>
Leila make
in profit