Q: What is the solution?
Solve 2507*z = 3530*z + 64449 for z.

A: -63

Q: What is the solution?
Solve -428*x + 12282 + 16992 = 146*x for x.

A: 51

Q: What is the solution?
Solve -2*j + 19 = 29 for j.

A:
-5