Solve 2*a - 4*y - 28 = 0, 2*a + 8 + 6 = -3*y for a.

2

Solve -4*q + 34 - 10 = -5*b, -25 = 5*b - 5*q for b.

-4

Solve -14 = -2*p + 11*h - 14*h, 8 = 4*p - 4*h for p.

4

Solve -31 = -2*v + 9*h - 4*h, -2*h = 3*v + 1 for v.

3

Solve 3*w + 15 = 3*h, 18*w - 13 = -3*h + 20*w for h.

3

Solve -5*h + v + 17 = 0, 2*h - v + 10 = 6*h for h.

3

Solve -3*f + 20 = -3*x - 10, -4*f + x = -25 for f.

5

Solve 3*j - 2*u = -7, 8 - 21 = j + 2*u for j.

-5

Solve -17 = 4*g - 5*q, 9*g + q + 14 = 4*g for g.

-3

Solve 4*o = -d + 3, -4*d = d - 2*o + 7 for d.

-1