Solve -2*r + 3*v + 3 - 21 = 0, 5 = r + 2*v for r.

-3

Solve -2*c = z - 14, 0*z - z - 16 = -4*c for z.

4

Solve -2*m + 3*o = 3, 5*o + 0*o - 5 = m for m.

0

Solve l + 5*g - 9 = -30, -3*l = -g - 1 for l.

-1

Solve 0 = 5*i - 0*i - 4*a - 45, -4*a - 5 = 3*i for i.

5

Solve o = -5 + 2, d = -3*o - 5 for d.

4

Solve -5*o = 0, -5*p - 12 = -4*o + 3 for p.

-3

Solve -2*g + 6*k - k = 26, k = 4 for g.

-3

Solve 0 = -5*c - 2*q - 35, -5*c - 4*q - 40 = -q for c.

-5

Solve -5*h = -7*p + 3*p - 28, -4*h + 3*p = -22 for h.

4