Solve 1143 = -216*o + 9*o - 1128 + 615 for o.
Solve this plz.

A: -8

Solve 2396*n = 4160*n - 104076 for n.
Solve this plz.

A: 59

Solve -10*c + 4*c = -150 for c.
Solve this plz.

A:
25