Q: What is the solution?
Solve 0 = 9*w + 7*w - 3*w for w.

A: 0

Q: What is the solution?
Solve -4*i + 5435 = 5391 for i.

A: 11

Q: What is the solution?
Solve -343*g - 16761 = 15*g - 64*g + 159*g for g.

A:
-37