Solve 2751 = 434*u - 7728 - 2541 for u.
Solve this plz.

A: 30

Solve 1299479*s - 1298985*s + 46930 = 0 for s.
Solve this plz.

A: -95

Solve -362*b - 894 + 201 = -299*b for b.
Solve this plz.

A:
-11