Solve 0 = 2*o - 3*o - 2*h - 0*h, 0 = -2*h for o.

0

Solve 2*c + 8 = -t, -27 = -t - 0*t + 5*c for t.

2

Solve -3*n - 5*x = -10, -30*n + 27*n = -3*x + 30 for n.

-5

Solve -26 = 5*c - r, 5*r - 1 = 4 for c.

-5

Solve -c - f - 7 = -0*c, 2*c + 11 = -f for c.

-4

Solve -3*f + 21 = 3*w + 15, -4*f - 16 = -2*w for w.

4

Solve 0 = 2*u + 3*q, 0 = 5*u + 5*q - 4*q - 13 for u.

3

Solve -3*a = m + 12, -a - 4*a = 2*m + 20 for a.

-4

Solve -4*i = -3*f + 15, -5*f + 11 = -4*i + 2*i for i.

-3

Solve -9 = -3*z - 4*b, z + 3*b + 12 = 5*z for z.

3