Q: What is the solution?
Solve 0 = 847*k - 11682 - 4411 for k.

A: 19

Q: What is the solution?
Solve -1276 = -1348*n - 1290*n + 2696*n for n.

A: -22

Q: What is the solution?
Solve 221*f = 2306*f + 132*f - 172926 for f.

A:
78