Solve 0*w - 10 = -2*w, 0 = -5*f + 4*w for f.
4
Solve 0 = 2*s + 2, -3*n + 2*n = -3*s for n.
-3
Solve -3 = -z + 4*x - 16, 0 = -2*x + 4 for z.
-5
Solve 6 - 5 = -3*s + 2*o, -3 = -3*s + 3*o for s.
-3
Solve 5*y - 4*o = 4, 4*y - 4*o = -0*y + 4 for y.
0
Solve 3 = -4*d + 3*p, 6*d - 8*d + 3*p = 9 for d.
3
Solve 2*a - 7*x + 3*x + 8 = 0, x = -3*a + 16 for a.
4
Solve 0 = 2*i + 3*p + 7, -8*p + 0 = 5*i + 18 for i.
-2
Solve -2 = 2*y - 4*t, 2*t = -t + 3 for y.
1
Solve 3*s = 5*c + 3, 3*c - 4*s + 18 = 14 for c.
0