Q: What is the solution?
Solve -1602*z = -1590*z + 36 for z.

A: -3

Q: What is the solution?
Solve -2*j + 121 = 125 for j.

A: -2

Q: What is the solution?
Solve 0 = -52*b + 30*b - 132 for b.

A:
-6