Solve -17 = -3*v - 4*q - 5, 0 = 2*v + 2*q - 8 for v.
4
Solve 0 = -5*t - 5, -t + 8 = 9*f - 6*f for f.
3
Solve 4*n - 23 = 4*b - 3, 3*b + 20 = 4*n for b.
0
Solve y + 2*i + 5 = 18, -i - 16 = -4*y for y.
5
Solve 2*z - 4 = 2*v, 8*v - 10 = 5*v - 5*z for v.
0
Solve 7*r + 4*z = 10*r - 16, 0 = -r - 3*z + 1 for r.
4
Solve -2*z + 18 = 2*w + 24, -15 = -2*w + 5*z for w.
0
Solve 6 = -3*f + 4*s + 3, -5*f = 4*s + 5 for f.
-1
Solve 13*o = 16*o + 9, -3 = -f + o for f.
0
Solve -4 = 2*y, -2*o - 4*y - 4 + 0 = 0 for o.
2