Solve c - 3*d - 16 = -3*c, 5*d + 20 = 5*c for c.
4
Solve y - s + 5 = 0, 2*y + 0*s - 4*s + 14 = 0 for y.
-3
Solve -4*o - 12 = -q, 5*o = -0*q + 2*q - 15 for q.
0
Solve 5 = -2*w - n, 8*n + 25 = 2*w + 3*n for w.
0
Solve -25 = -o + 4*f, -2*f - 2*f - 30 = -2*o for o.
5
Solve 10*d - 5*d + 21 = 2*v, -3*v = 5*d + 6 for v.
3
Solve 7*d - 3*g = 3*d + 5, 0 = -d - 3*g - 10 for d.
-1
Solve 2*d + 18 = -2*t + 16, 4*t - 4*d = 28 for t.
3
Solve 90 = -4*i + 5*r + 127, -2*i - r = -1 for i.
3
Solve 5*p - 16 = -3*v, -5*v + v - 12 = 0 for p.
5