Q: What is the solution?
Solve -93 = 201712*i - 201709*i for i.

A: -31

Q: What is the solution?
Solve -244*c + 3001 = 126*c + 12251 for c.

A: -25

Q: What is the solution?
Solve 143*k - 95 + 5389 = -2142 for k.

A:
-52