Solve 44 = 5*t + 3*d, d + 28 = 31 for t.

7

Solve 4*z = 3*i - 0*z + 18, -5*i - 16 = -2*z for i.

-2

Solve 4*r - 18 = -2*u, 5 = -3*u - 6*r + 8*r for u.

1

Solve 0 = 5*l + o - 7, -4*l + 1 = -o - 1 for l.

1

Solve 0 = 3*s - a + 2 - 0, 0 = -2*s - 2*a + 12 for s.

1

Solve 2*b = 5*l + 11, -205*b - l + 1 = -207*b for b.

-2

Solve -3*x = -4*s - 29, s + 7 + 1 = x for x.

3

Solve 0 = 3*u - g, -g = -3*u - 2*g for u.

0

Solve -4*g + 4*y + 8 = 0, -6*y + 7 = 4*g - 11*y for g.

3

Solve -f - 21*n = -16*n - 22, -5*f + 3*n = 30 for f.

-3