Question:
Solve -382 - 83 = 23*q - 5 for q..

Answer:
-20

Question:
Solve -131*j + 121*j + 80 = 0 for j..

Answer:
8

Question:
Solve 1613*r = 1870*r - 4369 for r..

Answer:
17

Question:
Solve 72*o = -44 + 188 for o..

Answer:
2