Solve 0 = 5*u + s - 23, 0 = 3*u - 47*s + 51*s - 41 for u.

3

Solve -6*a + 3*c = -3*a, 2*a + 2*c = -16 for a.

-4

Solve -22*j = 3*t - 18*j + 13, -1 = 3*t + j for t.

1

Solve 0*h - 5*o + 3 = h, 0 = -2*o for h.

3

Solve -2*r + 49 - 33 = -5*p, -2*p = 8 for r.

-2

Solve 3*d = l - 4, -2*d + 9 = 75*l - 78*l for d.

-3

Solve -5*y - 20 = 2*a, 4*y - 3*a + 0*a - 7 = 0 for y.

-2

Solve -11 = 3*v - r, -5*v + v = -2*r + 12 for v.

-5

Solve 0 = -2*y + 4*s - 10, -5*y + 9*s = 7*s + 17 for y.

-3

Solve -l + 2 = f, 2*f + 4*l - 4 = -0*l for f.

2