Q: Solve 0 = 530*a + 15988 + 22172 for a.

A: -72

Q: Solve -2715 = -51*z - 7774 - 1780 + 362 for z.

A: -127

Q: Solve 234*i - 500*i = -244*i + 176 for i.

A: -8

Q: Solve -1452*v + 2729 = -806*v + 791 for v.

A:
3