Q: Solve:
Solve -206581*z + 171 = -206572*z for z.

A: 19

Q: Solve:
Solve -125*x + 5300 = -55*x + 142*x for x.

A: 25

Q: Solve:
Solve 753 + 204 - 197 = -25*i - 40 for i.

A:
-32