Q: What is the solution?
Solve 548 = 51*w + 140 for w.

A: 8

Q: What is the solution?
Solve -117*z - 1824 = 18*z - 339 for z.

A: -11

Q: What is the solution?
Solve 7665*k - 3825*k - 3827*k + 1443 = 0 for k.

A:
-111