Solve 0*z + 2*b + 7 = -z, -z + 5 = -b for z.

1

Solve 3*i - 17 = -5*d - 0*d, -2*d = 4*i - 18 for i.

4

Solve 9*c + 4 = 7*c - 2*r, -4*r + 7 = c for c.

-5

Solve -3*j - 12 = 0, 2*y + 4 = -2*j - 2 for y.

1

Solve j - 6 = -2*j + 2*u, -4*j + 9 = -3*u for j.

0

Solve 32*y + 17 = 4*b + 33*y, y = 1 for b.

4

Solve 0 = -b - 2*b + c + 1, 2*b + 4*c = -4 for b.

0

Solve -4*q + 18 = -2*h, 11*q = 6*q + 3*h + 25 for q.

2

Solve -7*n + 11 = -2*n - 2*t, 4*n - 4*t = 4 for n.

3

Solve -a - 1 = 2*z, -4 = -2*z + 3*a - 25 for z.

-3