Solve 716*n + 119*n + 3129*n = 0 for n.
Solve this plz.

A: 0

Solve 4*s = 5 + 11 for s.
Solve this plz.

A: 4

Solve -89*i + 636 - 1424 = -578 + 3973 for i.
Solve this plz.

A:
-47