Q: What is the solution?
Solve -38 + 50 = 6*m for m.

A: 2

Q: What is the solution?
Solve -1769 = 63*a - 572 for a.

A: -19

Q: What is the solution?
Solve -45*s - 12453 + 11418 = 0 for s.

A:
-23