Question:
Solve -175*b + 37*b + 5306 = -904 for b..

Answer:
45

Question:
Solve 0 = 307*n - 77714 + 87538 for n..

Answer:
-32

Question:
Solve 628*o = 626*o - 14 for o..

Answer:
-7

Question:
Solve 0 = 2818*g - 2800*g - 126 for g..

Answer:
7