Solve 2*j - 5*m + 0 + 15 = 0, -j = 3*m - 9 for j.

0

Solve 4*l - 20 = b, b + 12 = 5*l - 12 for b.

-4

Solve 0 = t + 2*v - 7 + 3, -t + v = -4 for t.

4

Solve 5*q - 8*q + 2*l = 13, 2*q = -4*l + 2 for q.

-3

Solve 4*q + 8 = 2*z, 0 = 3*q - 0*z + z + 16 for q.

-4

Solve 0 = 174*v - 178*v - 5*c - 27, -5*v - 24 = 3*c for v.

-3

Solve -d = -5*b + 20, -39*b + 4 = -38*b for d.

0

Solve -3*a + 8*a - 2*f = 4, -4 = 3*a + 2*f for a.

0

Solve 2*f - 23 = 5*m + f, -28 = 4*m - 4*f for m.

-4

Solve 0 = 5*c + 4*r - 17 - 9, -2*c - 16 = -5*r for c.

2