Q: What is the solution?
Solve -7*k + 29*k = 46*k - 216 for k.

A: 9

Q: What is the solution?
Solve -3115*c = -1455*c + 38180 for c.

A: -23

Q: What is the solution?
Solve 1454*k - 1382*k = -1368 for k.

A:
-19