Solve -766 - 64 = -282*o + 580 for o.
Solve this plz.

A: 5

Solve 656*q + 12654 = 323*q for q.
Solve this plz.

A: -38

Solve -150*t = -284*t + 254*t + 840 for t.
Solve this plz.

A:
-7