Solve 0 = 3*z - g - 7, -2*z - 19 = -z + 5*g for z.

1

Solve 212*h - 5 = 210*h - 5*q, h = -5*q for h.

5

Solve 16 = 3*w - 5*r, 4*w + 3*r + 9 = 11 for w.

2

Solve -5*n + n + 8 = -q, n = 4*q - 13 for n.

3

Solve 2*d = -4*h + 52 - 40, -d - 9 = -3*h for d.

0

Solve -46*g - 3*r + 3 = -50*g, 10 = 2*r for g.

3

Solve 0 = 5*u + 2*k + 11, -3*k - 7 - 7 = 5*u for u.

-1

Solve 4*v + 4*p + 4 = 0, -3*v = -v + 4*p - 6 for v.

-5

Solve -5*l + 2*s - s = -27, 0 = -3*l - 4*s + 7 for l.

5

Solve -3*a - 9 = 2*d, -2*a - 8*d - 19 = -11*d for a.

-5