Solve t - 6*t - 30 = -5*y, 4*y - 9 = -t for y.

3

Solve -r + i = 5, 5*i - 7 - 18 = -3*r for r.

0

Solve 3*k = -3*l + 12, -2*k + 23 = 6*l - l for l.

5

Solve 25 = 5*t, 4*v + 8*t + 16 = 12*t for v.

1

Solve 0 = -3*c + 2*s + 20 + 2, -5*s = -2*c + 33 for c.

4

Solve t + 4*a + 10 = 5, 4*t - 4 = -4*a for t.

3

Solve -5*d + 8 - 1 = -2*l, -4*l - 4 = 0 for d.

1

Solve 9 = -q + 3*y - 8*y, 3*q = -y + 1 for q.

1

Solve -4*o = -3*u + 15 - 20, 4*u - 4 = 0 for o.

2

Solve -459*l = 3*u - 460*l - 4, -3*u = -2*l - 8 for u.

0