Solve 2*a - 2 = -11*o + 7*o, 0 = 3*a + 4*o + 3 for a.

-5

Solve -3*v + 4*o - 3 = -0*o, -3*v = -5*o + 6 for v.

3

Solve 16 = -s - 5*q, 2*q - 20 = 7*q for s.

4

Solve 3*d + 4*h = d, 28 = 5*d - 4*h for d.

4

Solve 0 = -2*m + l - 4, -4*l = 5*m - 9*m - 16 for m.

0

Solve 2*c - 168*q + 171*q + 15 = 0, 3*c + 4*q = -20 for c.

0

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

5

Solve -x = -5*u - 12, 7*u + x + 15 = 3*u for u.

-3

Solve -2*l - 6*b = -2*b - 12, -4*l - 5*b = -18 for l.

2

Solve 0 = 2*k + 2*w - 10, -5*k = -2*w + 4*w - 25 for k.

5