Solve 2*d + 13 = o, 2*o - 3*d = -6*d - 2 for o.

5

Solve 17*h - t = 18*h - 1, -4*h + 2 = 5*t for h.

3

Solve 2*d + 35*j - 40*j + 10 = 0, -3*d = 3*j - 27 for d.

5

Solve -5*a + 5*h + 18 = 4*h, 6 = a + h for a.

4

Solve 2*q - 2 = -c, -4*q - 12 + 0 = -2*c for c.

4

Solve -d + 8 = 4*p, -2*p + 15 = 4*d - 3 for d.

4

Solve 0 = -3*v + 4 - 10, -11 = 3*q - 2*v for q.

-5

Solve r + 2*c - 16 = 5*r, 2*r + 3*c = 0 for r.

-3

Solve -3*t - 2*m = -t - 8, -t - 3*m + 2 = 0 for t.

5

Solve 4*y = -4*d, 3*y + 10 + 14 = 5*d for y.

-3