Q: Solve:
Solve 0 = -129*j + 68*j - 610 for j.

A: -10

Q: Solve:
Solve -1260 = 209*x + 3274 + 1109 for x.

A: -27

Q: Solve:
Solve 306*j - 750 = 101*j + 80*j for j.

A:
6