Solve -5*o + 4 = 3*d, 0*o - 5*o - 8 = -d for d.
3
Solve n - 5*c = 2, 0 = 4*n - 8*n + 4*c + 8 for n.
2
Solve 5*u - 10 = 2*a, a + 6 = -0*u + 3*u for a.
0
Solve -4*o - 6 = -0*w - w, -w = -o for o.
-2
Solve 2*x + 18 = -4*v, v - 1 = -x - 5 for x.
1
Solve x = -5*p - 7, -4*p - 4*x - 3 = 9 for p.
-1
Solve -8*q = -7*q - 2*z + 4, -2*q + 4 = -z for q.
4
Solve n = 5*u + 2*n + 3, -4*u = n + 2 for u.
-1
Solve 4*z - 4*v = -24, -2*v = -10*z + 9*z - 10 for z.
-2
Solve 5*f = 240*s - 241*s + 17, 0 = -4*f - 5*s + 1 for f.
4