Solve 814*w = 897*w - 830 for w.
Solve this plz.

A: 10

Solve -24111 = -450*i - 1492*i + 19170 + 5269 for i.
Solve this plz.

A: 25

Solve -378*s = -162*s - 355*s + 1529 for s.
Solve this plz.

A:
11