Solve 0 = -s - 2*s - 3, -3*s + 13 = 4*r for r.

4

Solve 25*l - 3*w = 28*l - 30, -4*w + 15 = -l for l.

5

Solve 2*s - 2 = 15*k - 13*k, s + 5*k = 7 for s.

2

Solve 0 = -m - 3*c - c + 3, 0 = 3*m + 3*c for m.

-1

Solve -3*k + 4*h - 20 = 0, 16 = -3*k - 3*h + 5*h for k.

-4

Solve -2*a - h = -8, 7 = 3*a + 29*h - 25*h for a.

5

Solve 0*l = -5*l - 8*d + 32, 8 = -2*l + 2*d for l.

0

Solve 4*u = -3*t + 3, -2*t + 2 = -4*u + 20 for u.

3

Solve -2*n - 4 = f, 3*n + 71*f = 69*f - 6 for n.

-2

Solve -5*f - 1 = -3*m, 5*f = m + 50 - 57 for m.

-3