Question:
Solve 0 = -715*g + 10941 + 148 + 1781 for g..

Answer:
18

Question:
Solve 78 = 770211*d - 770205*d for d..

Answer:
13

Question:
Solve -1785*o - 886940 = -16325*o for o..

Answer:
61

Question:
Solve 13*c - 44 = -109 for c..

Answer:
-5