Solve -3*r - 12 = 2*t - 0, 2 = 2*t - 4*r for t.

-3

Solve 2*i + 2*g - 6 - 12 = 0, 2*g = 5*i - 17 for i.

5

Solve 2*i + r - 2*r - 11 = 0, 13 = i - 3*r for i.

4

Solve -3*o + 5 = -y, -3*o - 4*y + 7 = 12 for o.

1

Solve -4*d = 3*r - 40 + 14, -5*d = -25 for r.

2

Solve 85 = 5*c - 5*l + 40, -l = -2*c + 13 for c.

4

Solve -3*w + 15 = 3*c, 4*w = c - 2*c + 8 for c.

4

Solve 75*h - 5*t + 4 = 73*h, -h + t - 2 = 0 for h.

-2

Solve 5*a = -o - 15, a + 2*o - 6 = -0 for a.

-4

Solve 3*x - 9 = -123*y + 126*y, -1 = -3*y + x for y.

2