Solve -46*b = -547 + 41 for b.
Solve this plz.

A: 11

Solve -378*n - 306*n + 4046 + 15106 = 0 for n.
Solve this plz.

A: 28

Solve 10052*o - 9974*o - 624 = 0 for o.
Solve this plz.

A:
8