Solve -219*f = -204*f + 105 for f.

-7

Solve -16 = 28*c - 12*c for c.

-1

Solve 0 = 30*w + 16*w - 230 for w.

5

Solve -16 = -2*t - 2*t for t.

4

Solve -20*v - v = v for v.

0

Solve -9*b + 18 = -3*b for b.

3

Solve 0 = -5*k + 60 - 75 for k.

-3

Solve -2*u - 32 = -36 for u.

2

Solve 40*m - 195 = 85 for m.

7

Solve -28 = -12*q - 4 for q.

2