Solve -9*w = -5*w, 5*w + 10 = 2*n for n.
5
Solve 4*m + 2*f = 4, 0 = 2*m - 4*f - 6 - 6 for m.
2
Solve -4*h = -2*x - 20, 2*h + 5*x - 134 = -136 for h.
4
Solve -z = -2*z - 2*s + 4, -3*z = 2*s - 12 for z.
4
Solve -4*k = -3*j - 25, 4*k + 3*j + 16 - 23 = 0 for k.
4
Solve 4*c - 2*n = n - 3, -4*c - 5*n + 5 = 0 for c.
0
Solve 5*d = 3*k + 17, d + 2*k = 5*k + 1 for d.
4
Solve 5*x = 8*x - s - 13, 5*x = -2*s + 7 for x.
3
Solve m + 3*u = -7, -3 = -3*m - 0*m - 3*u for m.
5
Solve 8*y - 5*y + 10 = 2*l, -y = -3*l + 15 for y.
0