Solve -2*h - p = -4*p + 3, p - 12 = -3*h for h.

3

Solve -2*i - 2*r = 3*i, 4*i - 2*r = 18 for i.

2

Solve 0 = 7*a - 5*a - 3*z + 17, -3*a + 3 = 5*z for a.

-4

Solve -2*s + 3 = -3*s + u, 2*u - 8 = s for s.

2

Solve 3*m = 12, -3*t + 0*m + 13 = m for t.

3

Solve -16 = -3*l - 4*g + 4, -4*l + g = 5 for l.

0

Solve 5*g = -s + 5*s + 28, -4*s - 3*g + 4 = 0 for s.

-2

Solve 4*d = -x + 5, 3*x + 16 = 3*d + 1 for d.

2

Solve 2*n = 30*s - 32*s + 10, 18 = 4*n + 3*s for n.

3

Solve d = -w + 5, 7*d - 4*w + 5 = 8*d for d.

5