Solve -4*s - 53*m - 20 = -50*m, -4*s = -m + 20 for s.

-5

Solve -5*l = -x + 24, -3*l - 49*x + 51*x - 13 = 0 for l.

-5

Solve -x - 4*x = r + 25, x - 16 = 4*r for x.

-4

Solve c = 3*q + q + 13, 2*q - 11 = -3*c for c.

5

Solve 6 = -4*x - 3*w, 2*x - 6*x - w - 2 = 0 for x.

0

Solve 4*d = -4*o, -19*o + 16 = -17*o - 2*d for o.

4

Solve o - 2 = -1, 3*d - 3*o = 9 for d.

4

Solve -y - w = -10, -57*y + 4 = -62*y + 4*w for y.

4

Solve 5*g = -4*i, -183*g = -186*g - 4*i for g.

0

Solve 4*y = c + 16 - 1, 0 = 4*c - 2*y + 4 for c.

1