Solve 23*n = -44 - 2 for n.
Solve this plz.

A: -2

Solve -49*z + 1072 = -702 - 960 - 353 for z.
Solve this plz.

A: 63

Solve -263*r + 260*r = -90 for r.
Solve this plz.

A:
30