Q: Solve:
Solve 153*z = 26*z - 381 for z.

A: -3

Q: Solve:
Solve 139*i - 3643 - 2903 = 494 - 785 for i.

A: 45

Q: Solve:
Solve 32*q + 69*q + 909 = 0 for q.

A:
-9