Q: What is the solution?
Solve -85*z - 530 - 489 - 647 = 13*z for z.

A: -17

Q: What is the solution?
Solve 5384*t + 235172 - 47680 + 140932 = 0 for t.

A: -61

Q: What is the solution?
Solve -121*y = 39*y - 960 for y.

A:
6