Solve -980*s - 101*s = -24863 for s.
Solve this plz.

A: 23

Solve -1500 = -971*m + 511*m + 510*m for m.
Solve this plz.

A: -30

Solve 13584*q = 12689*q - 31325 for q.
Solve this plz.

A:
-35