Solve -4 = -3*r + 4*d, 4*r - 3*d - 20 + 10 = 0 for r.

4

Solve 0 = 4*o - 4*g + 27 - 3, 0 = 2*g - 6 for o.

-3

Solve -4*r + 7 = -128*p + 131*p, 2*p = 2*r - 14 for p.

-3

Solve -3 = -b + 9*k - 11*k, -5*b + 27 = -2*k for b.

5

Solve -4*p = -6*b + 5*b - 5, 0 = -3*p + 4*b - 6 for p.

2

Solve 0*q = 5*d + 2*q + 11, -2*q + 19 = -5*d for d.

-3

Solve 0 = 3*p - 12, -7*p = -2*t - 10*p + 16 for t.

2

Solve -15*z + 8 = -11*z - 4*n, 5*z + n + 8 = 0 for z.

-1

Solve -47 + 37 = -5*k, 10 = 3*c + 5*k for c.

0

Solve -3*h + 5*z + 7 = 0, 2*z - 6 = -4 for h.

4