Solve -2*l - 2*d = -12, 2*l + 6 = 4*l - 4*d for l.

5

Solve 5*x + 3*n + 2*n = 10, -x = 3*n + 2 for x.

4

Solve 3*x + 2*q + 7 = 0, -3*x + 5*x - 2*q = 2 for x.

-1

Solve v - 3 = -r, 3*v + 7 - 19 = -4*r for r.

3

Solve 0 = 5*b - 0*b + 5*n - 25, 25 = -b + 5*n for b.

0

Solve -v = -5, 5*v - 17 = -2*y - 0*v for y.

-4

Solve -3*i = 4*h + 28, -27*i - 36 = 8*h - 26*i for h.

-4

Solve -3*c - 3*o = -12, 0*c - 5*c - o = 0 for c.

-1

Solve c - 4*t + 18 = 3*c, -2*t = 2*c - 10 for c.

1

Solve 5*m + v = 2, -6 = m - 0*v - 3*v for m.

0