Solve -190 = 38*r - 76*r for r.
Solve this plz.

A: 5

Solve 0 = -143*o - 57*o - 807*o - 67825 + 27545 for o.
Solve this plz.

A: -40

Solve 179*m + 642 + 790 = 0 for m.
Solve this plz.

A:
-8