Solve -777*p + 6*p + 3400 = -91*p for p.
Solve this plz.

A: 5

Solve -9865*s = -9432*s - 10187 - 3236 for s.
Solve this plz.

A: 31

Solve -3*u - 113 = -116 for u.
Solve this plz.

A:
1