Solve -5*d = 5*x + 20, -4*x - 2*d - 16 = d for x.

-4

Solve -z - 3*q = -2*q - 3, 4*z + 3*q - 10 = 0 for z.

1

Solve 3*b + 11 = -m, 5*m = 2*b + 2*m for b.

-3

Solve 4*q + 19 = -5*z, -4*z + 1 = -2*q + 11 for q.

-1

Solve -2*b + 14 = 3*u - 7*b, -2*b = 2*u - 4 for u.

3

Solve -5*g + 9*u - 6*u + 20 = 0, 0 = 2*g - 4*u - 8 for g.

4

Solve -4*j + 3 = 5*o, 3 = 31*j - 29*j + o for j.

2

Solve -i - 6 = -5*h - 3, -i - h + 3 = 0 for i.

2

Solve 3*v = 4*u - 5, -134*u = -3*v - 139*u - 14 for v.

-3

Solve -4*r + 5*q - 12 = 4*q, 0 = 3*r - 4*q - 4 for r.

-4