Solve 4*h = 2*u + 2*u + 12, -6 = 2*u + 2*h for u.

-3

Solve 2*b - 3*p - 4 = 0, 3*b + 2*p + 42 = 35 for b.

-1

Solve r - 3*l = 1 + 4, -6*l = -r + 8 for r.

2

Solve 2*k + 3*s = -s + 4, -4*k - s = -1 for k.

0

Solve -3*a - 14*o = -19*o + 26, -2*o = a - 6 for a.

-2

Solve -4*d = -3*d - u - 8, 2*u - 5 = -5*d for d.

3

Solve 2*m + 4*i - 3 = -m, -3 = -3*m - 3*i for m.

1

Solve 0 = 5*l - 2*j - 15, j - 1 = 3*l - 10 for l.

3

Solve -25 = 4*f + 5*o, -11*o = -4*f - 10*o + 5 for f.

0

Solve 11 = 5*x - 2*i, 4*i = 5*x + i - 9 for x.

3