Solve -5*p = -2*z + z + 9, -5*p + 5*z = 25 for p.

-1

Solve -3*r + 3*v - 18 = 2*v, 2*v = 6 for r.

-5

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

-5

Solve -20 = -4*u - 3*b, -7 + 27 = 5*b for u.

2

Solve -2*q - 2*c = 4, -4*q - 18 = 172*c - 173*c for q.

-4

Solve -2*f = 2*g - 18, -52*g - f = -54*g + 3 for g.

4

Solve 2*p - 8 = a, -42*p = -45*p - 3*a + 12 for p.

4

Solve 0 = -2*c + 6, -c = 4*k + 8 + 1 for k.

-3

Solve 2*p + 7 = 5*r + 22, 4*r + 45 = -5*p for r.

-5

Solve 0 = 3*c - 3*q - 15, 5*c - 4*q = 25 - 4 for c.

1