Q: What is the solution?
Solve 645*g = 626*g + 57 for g.

A: 3

Q: What is the solution?
Solve -103*k + 218 - 70 = -470 for k.

A: 6

Q: What is the solution?
Solve -11*w + 100 = -3*w - 28*w for w.

A:
-5