Solve -2*c - 14 = 2*d, -12 = 2*c - d + 2*d for c.
-5
Solve l = 0, 12*y = 7*y + 4*l + 25 for y.
5
Solve -5*o = -25, 0 = v + 5*o - 8 - 15 for v.
-2
Solve 3*m - c = -4*c + 9, -9 = -3*m - 2*c for m.
3
Solve 0 = 3*v - 6*v + 3*y + 15, 3*y = 0 for v.
5
Solve 2*f = -i - 10, 5 = 2*f + 13 for i.
-2
Solve -2*k + 4*y - 10 = 0, 4*y = -38*k + 35*k - 5 for k.
-3
Solve 42*w - 4 = 44*w, -j + 2*w + 5 = 0 for j.
1
Solve -4*z = -21*r + 22*r - 1, -3*z = 3*r - 12 for z.
-1
Solve -3*d + p - 6 = 1, -5*d - 25 = p for d.
-4