Solve -12 = -o + 2*t, 0 = -2*t - 3 - 7 for o.

2

Solve 2*g = -2*c - 10, -21 = -2*c + 5*c + 5*g for c.

-2

Solve 14 = -5*a - 3*h, -a = h + 3*h + 13 for a.

-1

Solve 0 = 2*g + l - 6, -2*l + 4*l - 8 = 0 for g.

1

Solve 3*k + 31 = 5*g, -2*k = -g + 5*g - 16 for k.

-2

Solve -3*d - 5*s = -16, d - 3 = -3*s + 5 for d.

2

Solve -5*z + 2*r = 4*r - 15, -4*z + 5*r = -45 for z.

5

Solve 0 = -v + 4*y - 12, 3*y = -2*y + 15 for v.

0

Solve -4*j = 4*k - 24, 3*k = -k - 3*j + 22 for k.

4

Solve -3*z + 57*v + 1 = 56*v, -5*v - 5 = 2*z for z.

0