Q: Solve:
Solve -1 = 30*g + 29 for g.

A: -1

Q: Solve:
Solve -3037*x + 408 = -1529*x - 1542*x for x.

A: -12

Q: Solve:
Solve -21*l - 1196 = -43*l + 14 for l.

A:
55