Answer:
$2,385.75
Explanation:
The computation of the balance left that offer the same deal is shown below:
Let us assume the required balance be P
Now the equation for the credit card A is

And, the equation for the credit card B is

Now equate these two equations which are as follows

1.246041193 P + $50 = 1.266998979 P
After solving this, the P value is $2,385.75