Solve 902*w + 4761 = -21397 for w.
Solve this plz.

A: -29

Solve 126*a = 235*a + 2943 for a.
Solve this plz.

A: -27

Solve 0 = 1393*i + 429 + 2273 + 84 for i.
Solve this plz.

A:
-2