Solve 2*t = -3*z + 11, 20 - 6 = -2*z + 4*t for z.

1

Solve 20 = 5*a + 3*q, 0 = q - 2 - 3 for a.

1

Solve -13*w - 6 = -11*w - t, -5*t + 2 = -3*w for w.

-4

Solve -w + 2*t = 3*w + 4, -5*w + 5*t - 15 = 0 for w.

1

Solve -2*y - 12 = 2*t - 3*t, -y - t - 3 = 0 for y.

-5

Solve 2*w + 3 = 3*w, -4*v = 4*w for v.

-3

Solve -12*g + 7*g = -2*o - 32, -3*o = -5*g + 38 for o.

-6

Solve -2*h - 4*i = 0, 19*h - 15*h = 5*i + 26 for h.

4

Solve -2*r + 138 = 3*q + 129, 5*q - 15 = -2*r for q.

3

Solve 5*u - 15 = 0, 2*n - 5*n + u - 15 = 0 for n.

-4