Q: What is the solution?
Solve -1875513*a + 1875693*a = 5040 for a.

A: 28

Q: What is the solution?
Solve -93*c - 26*c + 357 = 0 for c.

A: 3

Q: What is the solution?
Solve 2479*d + 1024*d + 6084 = -2581*d for d.

A:
-1