Solve 2*i = q - 9, 4*q + 3 = 3*q - 4*i for q.

5

Solve -2*v - 12 = t, -4*v - 2*t = -6*v for v.

-4

Solve 0 = 4*u + i - 13, 26*u + 4 = 24*u - 4*i for u.

4

Solve -3*f - 31 = -5*k, 59*f + 2*k = 57*f + 6 for f.

-2

Solve -2*t = 2*t - 4*p + 12, -4*t - 3*p - 5 = 0 for t.

-2

Solve 3*o = -v + 1, v = 5*o - 2*o - 11 for o.

2

Solve 22 - 14 = 5*r - d, 3*d = 3*r for r.

2

Solve -11*a - 5 = -6*a, 4*h = 2*a + 22 for h.

5

Solve 2*a - 5*o - 20 = -3*a, 3*o = -5*a - 4 for a.

1

Solve 3*n = 5*u - 20, 5*u - 20 = -0*u + n for u.

4