Solve 170 - 80 = -15*c for c.
-6
Solve -3*x = -7*x for x.
0
Solve -77*a + 69*a + 32 = 0 for a.
4
Solve -103 = 19*k + 49 for k.
-8
Solve 10*m = -5*m - 5*m for m.
0
Solve 37*b - 17 - 168 = 0 for b.
5
Solve 19*c = 20*c - 6 for c.
6
Solve 0 = -28*o + 29*o - 5 for o.
5
Solve 37*r + 14 = -97 for r.
-3
Solve -3*u - 11 - 10 = 0 for u.
-7