Solve 0 = 2*x - 5*z - 16, 15 = x - 5*z - 3 for x.

-2

Solve w - 4*q - 7 - 4 = 0, -5*q = 4*w - 2 for w.

3

Solve -g + 2*i - 13 = 7*i, -5*i = -5*g + 25 for g.

2

Solve -3*l + 2*y - 15 = -y, 0 = -5*l - 2*y + 38 for l.

4

Solve 6 = 2*b, 466*a + 19 = 467*a + 4*b for a.

7

Solve -4*z - 3*l - 6 = -19, 4*z + 4*l = 16 for z.

1

Solve d + i - 5 = -7, -6 = 4*d + 2*i for d.

-1

Solve 5*y + 3*a = 6, 15 = 4*y - 3*a + 21 for y.

0

Solve -7*t + 4*y = -2*t - 25, t - 5 = y for t.

5

Solve -3*n + 0 = 3*i - 18, n + 4*i = 18 for n.

2