Solve -423*c - 23257 - 7205 = -5282 + 1892 for c.
Solve this plz.

A: -64

Solve 279*k = 539*k - 255*k - 425 for k.
Solve this plz.

A: 85

Solve 67 = 9*d + 67 for d.
Solve this plz.

A:
0