Solve -4*v = -4*r + 20, 147*r - 142*r + 5 = -5*v for v.

-3

Solve 0 = 4*v + 12, -15 = 2*h + 2*v - 9 for h.

0

Solve -2*l + 4*v = 18, 0*v - v + 22 = -4*l for l.

-5

Solve -3*u = -3*x - 21, -10 = -4*u - 0*u - 5*x for u.

5

Solve 0 = -5*o - 14 - 6, 4*q - 4*o = 20 for q.

1

Solve 6 = -2*c - 5*m - 2, 0 = -4*c + 5*m - 16 for c.

-4

Solve 16 = 3*v + 2*t - 3*t, 2*v + 5*t = 5 for v.

5

Solve 6*y - 3*y + 16 = 4*x, -y = 3*x + 1 for x.

1

Solve 0 = -2*o - 6, 3*c - 5*o - 18 = -3*o for c.

4

Solve 3 = -g - i, 0 = -3*g + 4*i + i - 17 for g.

-4