Solve -273 - 175 = -12*d - 20*d for d.
Solve this plz.

A: 14

Solve -9 + 19 = -11*k - 12 for k.
Solve this plz.

A: -2

Solve 6*c = -106 + 70 for c.
Solve this plz.

A:
-6