Solve -5*d - 18 = 3*u + u, 18 = -5*u - 4*d for u.

-2

Solve j + 5 = 0, 5 = -16*l + 11*l + 2*j for l.

-3

Solve -2*d - 15 = m, 10 = 2*d - 44*m + 40*m for d.

-5

Solve 0*v = 5*v + 3*a + 3, -4*v + 3*a + 3 = 0 for v.

0

Solve 254 = 4*i + 5*r + 214, 4*r - 21 = -i for i.

5

Solve j = 4*x + 12, -3*x - 8 = -j - 0*x for j.

-4

Solve -12*c - 5*a = -13*c + 2, -2*c - 1 = -5*a for c.

-3

Solve -4*m + 8 = -0*m + 3*r, -r = 4*m - 16 for m.

5

Solve d = -b + 9, -4*d + 44 = 10*b - 4*b for b.

4

Solve -7*h - 24 = -11*h + 5*l, h = -3*l + 6 for h.

6