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