Solve 0 = d - n + 2, 21*d + 3*n = 17*d - 29 for d.

-5

Solve x - 3*t - 12 = -2*x, 2*t + 8 = -5*x for x.

0

Solve 18 = z + 3*z - 2*b, 0 = -4*b - 4 for z.

4

Solve -3*k - y + 6 = 0, k = 2*k + 2*y - 7 for k.

1

Solve n + 4*a - 2 = 15, 0 = 4*n + a - 23 for n.

5

Solve 6 = 2*b, 0 = 5*n - 2*b + 205 - 194 for n.

-1

Solve 4 = 2*r - x + 18, 2*x = 8 for r.

-5

Solve 2*i - 97*v + 14 = -100*v, -6 = v for i.

2

Solve -q - 4 - 18 = -4*l, -2*q + 2*l = 14 for q.

-2

Solve 4*z - z = -3, -21 = 4*l + 5*z for l.

-4