Solve 20*i - 72570 = -17*i - 71164 for i.
Solve this plz.

A: 38

Solve -2006*s = -261*s - 41880 for s.
Solve this plz.

A: 24

Solve 0 = -2*c - 73 + 65 for c.
Solve this plz.

A:
-4