Solve -41*y + 12*y - 76 = 420 + 55 for y.
Solve this plz.

A: -19

Solve -5818*s + 5806*s - 84 = 0 for s.
Solve this plz.

A: -7

Solve 0 = -1710*w - 417*w - 439 + 66376 for w.
Solve this plz.

A:
31