Question:
Solve -16445 = -3016*o + 1751*o for o..

Answer:
13

Question:
Solve -98*g = -25*g + 1920 + 197 for g..

Answer:
-29

Question:
Solve -l - 5*l = 12 for l..

Answer:
-2

Question:
Solve 13 = 3*v + 4 for v..

Answer:
3