Question:
Solve 4 = -126*o + 130 for o..

Answer:
1

Question:
Solve 6*k - 2*k = -20 for k..

Answer:
-5

Question:
Solve 0 = -404*y + 4167*y + 19*y + 16218 + 44294 for y..

Answer:
-16

Question:
Solve 3423*k - 16037 = 185920 for k..

Answer:
59