Solve -9*t + 2*t + 21 = 0 for t.
Solve this plz.

A: 3

Solve -2878 + 15093 = -349*j for j.
Solve this plz.

A: -35

Solve -69146 = 334*c - 3477*c for c.
Solve this plz.

A:
22