Q: What is the solution?
Solve -2*k + 42*k + 837467 = -15*k + 834332 for k.

A: -57

Q: What is the solution?
Solve 893 = -15*y + 923 for y.

A: 2

Q: What is the solution?
Solve -6 + 48 + 174 = -51*i - 192 for i.

A:
-8