Solve 0 = -5*o - 3*r + 8*r - 30, 0 = -2*o - 2*r - 4 for o.

-4

Solve 2*m + 3*l = m + 4, 3*m + 6 = -3*l for m.

-5

Solve 0 = 3*s - 4*s - 3*q, -2*q = 0 for s.

0

Solve 2*m = -u - 10, m - 7 = 4*u - 3 for u.

-2

Solve i - 2 = 0, -2*v + 4 = 2*v - 4*i for v.

3

Solve t - 4*d = -16, -8 = 4*t + t + 4*d for t.

-4

Solve 5*b = 3*b + 8, 4*y + 2*b = 16 for y.

2

Solve -6*m = -4*m - 5*h - 15, 0 = -3*m - 3*h - 9 for m.

0

Solve -7*o + 3*o - 4 = w, -2 = 4*w + 2*o for w.

0

Solve -4*s - 3*a + 4*a = -24, -s - 3*a = 7 for s.

5