Solve -4*d = 3848 - 3832 for d.
Solve this plz.

A: -4

Solve 8*n - 1340 = -1340 for n.
Solve this plz.

A: 0

Solve 49*k - 12*k + 222 = 0 for k.
Solve this plz.

A:
-6