Solve 3*a + n + 0 - 18 = 0, -2*n + 21 = a for a.

3

Solve -4*n = -2*n + p - 6, -5*p = -3*n + 22 for n.

4

Solve -6*i + 4*i = 4*l - 12, -2*l + 4*i + 26 = 0 for l.

5

Solve 0 = -4*c + i - 16, -2*c - 6 - 2 = -5*i for c.

-4

Solve 0*f + 5*v = -2*f + 16, -4*f - 3*v = -4 for f.

-2

Solve 14*m - 15 = 15*m + 5*v, 0 = -3*m + v - 13 for m.

-5

Solve 0 = g + 4*v - 14 + 10, 0 = 2*g + 4*v for g.

-4

Solve 22*k - p = 25*k + 15, -4*k - 2*p = 20 for k.

-5

Solve -4*z + 16 = 3*c, 0 = -c - 4*z - 38 + 54 for c.

0

Solve -5*v + 10 = 0, 2*l + 1 = -3*l + 3*v for l.

1