Solve 7*w + 12 = 3*w for w.

-3

Solve -35*v + 12*v = -207 for v.

9

Solve 0 = s + 21 - 26 for s.

5

Solve 0 = -322*r + 326*r + 16 for r.

-4

Solve 4*i = 86 - 86 for i.

0

Solve 9*s + 9*s = -36 for s.

-2

Solve -120 + 0 = 12*f for f.

-10

Solve -16*s + 17*s + 4 = 0 for s.

-4

Solve -53*n + 56 = -45*n for n.

7

Solve -5*k - 25 = -0*k for k.

-5