Solve 0*h = -4*h - 2*c + 20, -3*h - 2*c = -16 for h.

4

Solve -3*v = -9*u + 8*u - 9, -3*u + 4*v = 12 for u.

0

Solve 0 = -f - 2*y + 6, 2*f + y = f + 3 for f.

0

Solve 2*q + w + 14 = 0, 8*w - 3*w = -5*q - 45 for q.

-5

Solve j - 5*s + 4*s = -1, 0 = 2*j + 4*s - 22 for j.

3

Solve -4*x + 3*r + 1 = 0, x - r - 4 = r for x.

-2

Solve -h + 2*t = 10, -h + 2*t - 14 = 2*h for h.

-2

Solve -2*g - 4*i = -7*i - 11, -g = -i - 5 for g.

4

Solve 5*b + 5*x = 2*x + 18, -2*x + 4 = 2*b for b.

6

Solve 5*n = -3*q - 0*q - 18, -3*q + 2*n = -3 for q.

-1