Solve -d = 2*k - 5 - 0, -k + d - 2 = 0 for k.

1

Solve -w - b = 2*b + 12, w = 5*b + 28 for w.

3

Solve 0 = -u + 4, -3*r + 149*u - 8 = 150*u for r.

-4

Solve l + 13 = -3*x + 5*l, -l = -2*x - 2 for x.

1

Solve -3*r = 4*a + 7, 3 = r + 4*r + 3*a for r.

3

Solve -8 = -107*s + 104*s + 5*n, 4*s + 4*n = 0 for s.

1

Solve 3*p - 3*h = -20 + 47, 0 = 3*p + h - 7 for p.

4

Solve -z - 2*b = -6*b + 11, 5*z + 23 = 4*b for z.

-3

Solve 1 = 2*t + 3*h - 1, 0 = 2*t - 4*h - 2 for t.

1

Solve -4 = -3*c - 5*w, -c + 4*c + w = 8 for c.

3