Solve -4 = -s - 6 for s.
-2
Solve 0 = 19*s + 5*s - 168 for s.
7
Solve 0 = n + 6*n - 21 for n.
3
Solve 19*c = -19*c for c.
0
Solve -345*h + 22 = -367*h for h.
-1
Solve 29 = -51*h + 22*h for h.
-1
Solve 23*a = -6 - 17 for a.
-1
Solve 10*o + 3 = 9*o for o.
-3
Solve 0 + 204 = -34*l for l.
-6
Solve -12*h = -16*h - 4 for h.
-1