Q: Solve:
Solve -1235 = 16*j + 101*j + 856 - 1038 for j.

A: -9

Q: Solve:
Solve 2*a - 9*a = -21 for a.

A: 3

Q: Solve:
Solve -122*x - 1224 = -584 + 197 + 2091 for x.

A:
-24