Solve -107*z - 416*z = 510*z - 263*z - 16940 for z.
Solve this plz.

A: 22

Solve -16*s - 42 - 2 - 36 = 0 for s.
Solve this plz.

A: -5

Solve 4822*d = 4789*d - 495 for d.
Solve this plz.

A:
-15