Q: What is the solution?
Solve -77903 = -1485*d - 683 for d.

A: 52

Q: What is the solution?
Solve -45841 - 80843 = -2047*n + 45585 + 9914 for n.

A: 89

Q: What is the solution?
Solve -299 + 272 = 27*c for c.

A:
-1