Solve 0*x + 3*s = x + 13, 3*s = -4*x - 7 for x.

-4

Solve 5 = -5*u - 5*r, 12*u - 13*u = -4*r + 16 for u.

-4

Solve q + 3 = -s, -3*q + 2 - 6 = -2*s for s.

-1

Solve q = j + 10, 61 - 41 = -4*j for q.

5

Solve 0 = 3*d - 4*n - 2 - 2, -4*d - 4*n - 32 = 0 for d.

-4

Solve -4*n = -3*i + 4, 6*i = 3*n + i + 14 for n.

2

Solve 5*t = -5*f + 40, 2*f - 3*f = -2*t + 1 for f.

5

Solve 4*o = -3*a + 29 - 34, 11 = -4*o - 5*a for o.

1

Solve 20 = -g + 4*w, 5*w + 0 = -2*g + 25 for g.

0

Solve 14 = -x + 4*k, x - 2*k + 5 = -1 for x.

2