Solve 9 = 5*u - 11 for u.
Solve this plz.

A: 4

Solve -10*q = -7*q - 3 for q.
Solve this plz.

A: 1

Solve 2421*s - 2790*s + 328070 = 5821*s for s.
Solve this plz.

A:
53